{"title":"HF Vertical Antennas: DX Vertical, 160-6M, No Radials","description":"\u003cdiv style=\"max-width:900px;font-family:Arial,Helvetica,sans-serif;color:#555;\"\u003e\n\u003ch2 style=\"font-size:22px;color:#1a1a1a;line-height:1.25;margin:0 0 8px;\"\u003eAn HF Vertical Antenna That Brings Its Own Ground\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;margin:0 0 10px;\"\u003eMost HF verticals are half an antenna. The other half is a field of radials buried in your lawn, and the antenna is only as good as that wire. A Greyline DX Vertical is a vertical dipole: the lower element carries the return current, so there is nothing to bury and nothing for the soil to steal. It works the same on sand, rock, a deck or a rooftop, and every height works every band, 160 through 6 meters, from one feedpoint with a wide-range tuner.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;line-height:1.7;margin:0 0 10px;background:#f7f4ec;border-top:3px solid #B8960C;padding:10px 14px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhich height?\u003c\/strong\u003e The \u003ca href=\"\/ar\/products\/20-foot-vertical-antenna\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003e20'\u003c\/a\u003e is the proven middle (Japan from a Tucson backyard). The \u003ca href=\"\/ar\/products\/24-foot-vertical-antenna\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003e24'\u003c\/a\u003e earns its four feet on 40 and 80. The \u003ca href=\"\/ar\/products\/28-foot-vertical-antenna\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003e28'\u003c\/a\u003e is the most pole without a whip, and the \u003ca href=\"\/ar\/products\/28-hd-heavy-duty-3-inch-greyline-hf-vertical\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003e28' HD\u003c\/a\u003e stands it on a 3-inch base for windy sites. The \u003ca href=\"\/ar\/products\/12-foot-vertical-antenna\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003e12'\u003c\/a\u003e and \u003ca href=\"\/ar\/products\/16-foot-vertical-antenna\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003e16'\u003c\/a\u003e are for sites that cannot take more, and they still work every band. \u003ca href=\"\/ar\/pages\/antenna-selection-guide\" target=\"_blank\" rel=\"noopener\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eThree questions pick your height →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;line-height:1.7;margin:0 0 10px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eBuilt for the long run.\u003c\/strong\u003e 2-inch 6061-T6 aluminum with a .125-inch wall bottom to top, fiberglass insulators, stainless hardware, engineered to ASCE 7-10; each product page carries its wind rating. Add the \u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eTilt-Up Base\u003c\/a\u003e and one person walks it down before a storm (legacy 2.25-inch poles take the \u003ca href=\"\/ar\/products\/xl-tilt-up-base-kit-2-25-legacy-greyline-hf-vertical-antennas\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eXL Tilt\u003c\/a\u003e). Want to fly a flag? The same antenna comes as a \u003ca href=\"\/ar\/collections\/hoa-flagpole-antenna\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eDX Flagpole\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;line-height:1.65;margin:0 0 10px;\"\u003e\u003cem\u003e“My radio came alive. Australia, Japan, and all over the states. What a night and day difference.”\u003c\/em\u003e — Bill, 24' DX Vertical, Arkansas, verified owner.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;line-height:1.65;margin:0;background:#1a1a1a;color:#ffffff;border-left:4px solid #B8960C;padding:10px 14px;\"\u003e\u003cstrong\u003eShips within days, free to the USA and Canada.\u003c\/strong\u003e Priced as a system: add the Tilt-Up Base or 9' whip for $25 off each, coax 10% off, automatic. \u003ca href=\"\/ar\/pages\/prices\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eEvery price on one page →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"12-foot-vertical-antenna","title":"12' HF Vertical Antenna | No Radials | 160-6M | Greyline Performance","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHF Vertical Antenna · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe DXV12 — Every Band From Twelve Feet.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe DXV12 works every band, 160 through 6, from a single feedpoint with no radials — a clean 2-inch pole for rooftops, patios, and the smallest lots, rated 155 MPH year-round.\u003c\/p\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:14px 18px;margin:0 0 24px;\"\u003e\u003cp style=\"margin:0;font-size:14px;line-height:1.7;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eModeled gain:\u003c\/strong\u003e in NEC modeling over average ground, the 12-foot runs ahead of a textbook quarter-wave on full buried radials across 15, 12, and 10 meters, and works every band below it. On 40 through 160 it is electrically short — it works, and every added foot (the 9' whip, a 4' extension) pays most down there. \u003ca href=\"\/ar\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eHow height pays →\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;padding:18px 22px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#B8960C;text-transform:uppercase;letter-spacing:1px;\"\u003eIs Twelve Feet Enough? The Straight Answer\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;color:#e8e8e8;line-height:1.65;\"\u003eIf your lot, roof, or board can take a 16 or a 20, buy that one; length is the single thing that pays on 40 and 80, and we would rather sell you the right height than the nearest one. The 12 is for the site that cannot take more: a patio, a balcony rail, a rooftop pad, a strict board with a hard limit. There it is the highest-wind-rated antenna we build, and with the 9' whip on top it becomes a 21-footer that still fits the footprint — the whole 12-foot system (antenna, whip, tilt) is priced so that the tilt comes off $50.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:12px;color:#aaa;\"\u003eNot sure which height your site allows? Call 435-200-4902 and describe the spot. Two minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials — and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 12px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. One feedpoint, every band.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eBefore you install, run a noise audit.\u003c\/strong\u003e A 2-inch pole goes wherever you choose. Walk the property with a battery AM radio tuned off-station, find the quietest spot, and put the pole there.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eIn the Box\u003c\/h3\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;margin:0 0 10px;\"\u003e\u003cul style=\"margin:0;padding:0 0 0 16px;font-size:14px;line-height:1.8;\"\u003e\n\u003cli\u003eDXV12 VDA Radiator\u003c\/li\u003e\n\u003cli\u003eFeedline kit: ladder line, five snap-on ferrites for choking, ladder-line to PL-259 adapter, spacers\u003c\/li\u003e\n\u003cli\u003eGround Sleeve Kit, Assembly Manual and Tuning Guide\u003c\/li\u003e\n\u003cli\u003e7-Year Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eYou supply coax for the run to your shack and a tuner, in the shack or at the antenna. Both are below. \u003cstrong style=\"color:#1a1a1a;\"\u003eAdd assembled coax to this cart and it's 10% off automatically.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eBuilt for Real Weather\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEngineered to ASCE 7-10: 155 MPH, year-round, with nothing to raise or lower — the highest rating in the line. The 2-inch 6061-T6 section is engineered for the load it carries: wind force scales with projected area, so a short, slim pole asks very little of its foundation. A wind rating without a cited standard is a guess dressed as a spec.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 6px;\"\u003eComplete The Station\u003c\/h3\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eThese come off automatically when they ride in the same cart as the antenna. No codes.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 20px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eTilt-Up Base — $50 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eLower the whole antenna to waist height alone, in minutes — for maintenance, the whip, or a storm. No ladder, no second person. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eFourteen seconds shows it →\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Tilt Base\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003e9' DX Whip — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eNine more feet on top adds the length 40 and 80 reward most. With the tilt-up base it goes up and comes down in minutes.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Whip\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eCoax Feedline — 10% Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eThe antenna is only as good as the line feeding it. Genuine Times Microwave LMR and Andrew Heliax, cut, terminated, weatherproofed.\u003c\/p\u003e\n\u003ca href=\"\/ar\/collections\/coax-feedline-genuine-times-microwave-heliax\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eSee The Coax\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eA Tuner, Shack or Antenna\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eBoth placements work, and almost any decent-size ATU will do. The LDG RT-100 remote is the easy, affordable starter — weatherproof, powered over the coax.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/greyline-antenna-tuner-ldg-rt100-atu\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView The RT-100\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eWant it to fly a flag? The \u003ca href=\"\/ar\/products\/12-foot-flagpole-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003eDXF12\u003c\/a\u003e is the same antenna as a flagpole, with HOA documents in the box. Room for more? The \u003ca href=\"\/ar\/products\/16-foot-vertical-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003e16'\u003c\/a\u003e and \u003ca href=\"\/ar\/products\/20-foot-vertical-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003e20'\u003c\/a\u003e are the same antenna with more of what the low bands want.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs and Shipping\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e12 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; bonus gain across 15-10M (NEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA — Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eLegal limit — nothing in the antenna to heat. At full legal limit, use a feedpoint choke rated for 5 kW for headroom.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e2\" 6061-T6 aluminum, fiberglass insulators, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e155 MPH — ASCE 7-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eWithin days, free to the USA and Canada; each box with its own tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eDesigned and built in the Mountain West · KL2A and HQ in Sun Valley, Idaho\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years. We improve the design whenever we learn a better way; this page is the current reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eBefore You Order — Answered\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhen does it ship?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eWithin days, free to the USA and Canada, in more than one box with its own tracking. Call 435-200-4902 for a specific date.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eDo I need a tuner — will my radio's internal tuner work?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eYou need a wide-range tuner: the VDA presents a different impedance on each band, which is how it covers 160-6M with no traps and no radials, and most built-in tuners only handle about 3:1. In the shack or at the antenna, both work, and almost any decent-size ATU will do. For long digital runs, check your tuner's duty-cycle rating.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat coax should I run, and how long?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMeasure radio to feedpoint and add about 15 percent for routing and a service loop. LMR-400 class is the sweet spot at HF; LMR-600 earns its premium past 100 feet, at legal limit, or buried. Assembled runs in 25, 50, 70 and 100 feet are 10% off in the same cart as the antenna.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow hard is installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMost operators are on the air the same afternoon: dig a post hole, assemble the sections, drop it in, run coax, connect the tuner. Questions during install? Call 435-200-4902.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat does the 7-year warranty cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 28px;\"\u003eIf it fails under normal operating conditions, we make it right. A customer's antenna fell in a severe ice storm — we sent a replacement immediately.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;border-top:4px solid #B8960C;padding:24px;text-align:center;margin:0 0 16px;\"\u003e\n\u003cp style=\"font-size:19px;font-weight:bold;color:#ffffff;margin:0 0 8px;\"\u003eThe DXV12 Ships Free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;color:#e0e0e0;margin:0 0 12px;\"\u003eScroll up and add it to your cart — or call and talk it through first. We would rather you order the right height than the nearest one.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;color:#B8960C;font-weight:bold;margin:0;\"\u003e435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · Sun Valley, Idaho\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":15231761809475,"sku":"DXV12","price":850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/products\/greylineperformancehfverticalantennahoaflagpolehamradio_7935388f-30f8-47f0-abde-9de4c758f1d6.jpg?v=1770159434"},{"product_id":"16-foot-vertical-antenna","title":"16' HF Vertical Antenna | No Radials | 160-6M | Greyline Performance","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHF Vertical Antenna · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe DXV16 — Every Band, Built for Wind.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe DXV16 works every band, 160 through 6, from a single feedpoint with no radials — a clean 2-inch pole for tighter lots and rooftops, rated 115 MPH year-round.\u003c\/p\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:14px 18px;margin:0 0 24px;\"\u003e\u003cp style=\"margin:0;font-size:14px;line-height:1.7;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eModeled gain:\u003c\/strong\u003e in NEC modeling over average ground, the 16-foot runs ahead of a textbook quarter-wave on full buried radials across 17 through 10 meters — strongest on 10 — and works every band below it. \u003ca href=\"\/ar\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eHow height pays →\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials — and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 12px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. One feedpoint, every band.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eBefore you install, run a noise audit.\u003c\/strong\u003e A 2-inch pole goes wherever you choose. Walk the property with a battery AM radio tuned off-station, find the quietest spot, and put the pole there.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eIn the Box\u003c\/h3\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;margin:0 0 10px;\"\u003e\u003cul style=\"margin:0;padding:0 0 0 16px;font-size:14px;line-height:1.8;\"\u003e\n\u003cli\u003eDXV16 VDA Radiator\u003c\/li\u003e\n\u003cli\u003eFeedline kit: ladder line, five snap-on ferrites for choking, ladder-line to PL-259 adapter, spacers\u003c\/li\u003e\n\u003cli\u003eGround Sleeve Kit, Assembly Manual and Tuning Guide\u003c\/li\u003e\n\u003cli\u003e7-Year Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eYou supply coax for the run to your shack and a tuner, in the shack or at the antenna. Both are below. \u003cstrong style=\"color:#1a1a1a;\"\u003eAdd assembled coax to this cart and it's 10% off automatically.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eBuilt for Real Weather\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEngineered to ASCE 7-10: 115 MPH, year-round, with nothing to raise or lower. The 2-inch 6061-T6 section is engineered for the load it carries: wind force scales with projected area, so a bigger section only comes out ahead when the whole pole is engineered for it. A wind rating without a cited standard is a guess dressed as a spec.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 6px;\"\u003eComplete The Station\u003c\/h3\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eThese come off automatically when they ride in the same cart as the antenna. No codes.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 20px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eTilt-Up Base — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eLower the whole antenna to waist height alone, in minutes — for maintenance, the whip, or a storm. No ladder, no second person. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eFourteen seconds shows it →\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Tilt Base\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003e9' DX Whip — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eNine more feet on top adds the length 40 and 80 reward most. With the tilt-up base it goes up and comes down in minutes.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Whip\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eCoax Feedline — 10% Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eThe antenna is only as good as the line feeding it. Genuine Times Microwave LMR and Andrew Heliax, cut, terminated, weatherproofed.\u003c\/p\u003e\n\u003ca href=\"\/ar\/collections\/coax-feedline-genuine-times-microwave-heliax\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eSee The Coax\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eA Tuner, Shack or Antenna\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eBoth placements work, and almost any decent-size ATU will do. The LDG RT-100 remote is the easy, affordable starter — weatherproof, powered over the coax.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/greyline-antenna-tuner-ldg-rt100-atu\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView The RT-100\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eWant it to fly a flag? The \u003ca href=\"\/ar\/products\/16-foot-flagpole-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003eDXF16\u003c\/a\u003e is the same antenna as a flagpole, with HOA documents in the box.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs and Shipping\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e16 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; bonus gain across 17-10M (NEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA — Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eLegal limit — nothing in the antenna to heat. At full legal limit, use a feedpoint choke rated for 5 kW for headroom.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e2\" 6061-T6 aluminum, fiberglass insulators, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e115 MPH — ASCE 7-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eWithin days, free to the USA and Canada; each box with its own tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eBased in Sun Valley, Idaho · Made in the Mountain West\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years. We improve the design whenever we learn a better way; this page is the current reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eBefore You Order — Answered\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhen does it ship?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eWithin days, free to the USA and Canada, in more than one box with its own tracking. Call 435-200-4902 for a specific date.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eDo I need a tuner — will my radio's internal tuner work?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eYou need a wide-range tuner: the VDA presents a different impedance on each band, which is how it covers 160-6M with no traps and no radials, and most built-in tuners only handle about 3:1. In the shack or at the antenna, both work, and almost any decent-size ATU will do. For long digital runs, check your tuner's duty-cycle rating.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat coax should I run, and how long?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMeasure radio to feedpoint and add about 15 percent for routing and a service loop. LMR-400 class is the sweet spot at HF; LMR-600 earns its premium past 100 feet, at legal limit, or buried. Assembled runs in 25, 50, 70 and 100 feet are 10% off in the same cart as the antenna.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow hard is installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMost operators are on the air the same afternoon: dig a post hole, assemble the sections, drop it in, run coax, connect the tuner. Questions during install? Call 435-200-4902.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat does the 7-year warranty cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 28px;\"\u003eIf it fails under normal operating conditions, we make it right. A customer's antenna fell in a severe ice storm — we sent a replacement immediately.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;border-top:4px solid #B8960C;padding:24px;text-align:center;margin:0 0 16px;\"\u003e\n\u003cp style=\"font-size:19px;font-weight:bold;color:#ffffff;margin:0 0 8px;\"\u003eThe DXV16 Ships Free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;color:#e0e0e0;margin:0 0 12px;\"\u003eScroll up and add it to your cart — or call and talk it through first. We would rather you order the right height than the nearest one.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;color:#B8960C;font-weight:bold;margin:0;\"\u003e435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · Sun Valley, Idaho\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":15231765184579,"sku":"DXV16","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/products\/greylineperformancehfverticalantennahoaflagpolehamradio_50711b8d-23a2-40a9-8ee2-bec40075b8c8.jpg?v=1770159456"},{"product_id":"20-foot-vertical-antenna","title":"20' HF Vertical Antenna | 160-6M | No Radials | Greyline Performance","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHF Vertical Antenna · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe DXV20 — Every Band, on Any Surface.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe DXV20 works every band, 160 through 6, from a single feedpoint with no radials — a clean 2-inch pole that goes in on soil, rock, or a rooftop and depends far less on what is under it than a radial-fed vertical does, rated 90 MPH year-round.\u003c\/p\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:14px 18px;margin:0 0 24px;\"\u003e\u003cp style=\"margin:0;font-size:14px;line-height:1.7;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eModeled gain:\u003c\/strong\u003e in NEC modeling over average ground, the 20-foot runs ahead of a textbook quarter-wave on full buried radials across 20 through 10 meters — strongest on 10, about +3.2 dBi — and within a decibel or so of it on 30 and 40. \u003ca href=\"\/ar\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eHow height pays →\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;padding:18px 22px;border-left:4px solid #B8960C;margin:0 0 16px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#B8960C;text-transform:uppercase;letter-spacing:1px;\"\u003eFirst Contacts\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;color:#e8e8e8;\"\u003e\"Very sturdy with beautiful looks! First 3 HF contacts were Japan on 10 and 17 meters from Tucson.\"\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:12px;color:#aaa;\"\u003e— Andrew Croft · 20' HF Vertical · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials — and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 12px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. One feedpoint, every band.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eBefore you install, run a noise audit.\u003c\/strong\u003e A 2-inch pole goes wherever you choose. Walk the property with a battery AM radio tuned off-station, find the quietest spot, and put the pole there.\u003c\/p\u003e\n\u003cdiv style=\"margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eFrom the Reviews — Four Owners, Five Stars\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 12px;\"\u003eEvery verified review of the 20-foot vertical is five stars. What they say is more useful than the number.\u003c\/p\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“In short, if I can hear them, I can work them even through some serious pileups. I am particularly impressed (and surprised) with 6M performance ... my noise level is also several S-units lower than with my former 1\/4 wave trap vertical which makes a real difference!”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Craig, W3GF · Albania, Peru, Ecuador, Brazil, Italy, Spain on 100 watts · Verified Owner, 2019\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“Fit and finish is top notch. First contacts once installed were Vietnam and Tuvalu (4 bands) from Eastern NC!”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Christopher · 20' vertical with the 9' whip, no HOA (“rather I'm the HOA on my farm”) · Verified Owner, August 2026\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“My wife began using FT8 and collected QSOs with 29 countries on multiple bands within a week. I was able to reach Australia, which showed a distance of 10,000 miles. The antenna is in my back yard, close to my house and neighbors say they don't notice it.”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Richard, HOA lot · ordered a 20, took a 24 at the same price when the 20 was out · Verified Owner, 2022\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003eReviews are collected and verified by Judge.me; the full list is at the bottom of this page. 69 verified reviews across the line, 4.87 of 5.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eIn the Box\u003c\/h3\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;margin:0 0 10px;\"\u003e\u003cul style=\"margin:0;padding:0 0 0 16px;font-size:14px;line-height:1.8;\"\u003e\n\u003cli\u003eDXV20 VDA Radiator\u003c\/li\u003e\n\u003cli\u003eFeedline kit: ladder line, five snap-on ferrites for choking, ladder-line to PL-259 adapter, spacers\u003c\/li\u003e\n\u003cli\u003eGround Sleeve Kit, Assembly Manual and Tuning Guide\u003c\/li\u003e\n\u003cli\u003e7-Year Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eYou supply coax for the run to your shack and a tuner, in the shack or at the antenna. Both are below. \u003cstrong style=\"color:#1a1a1a;\"\u003eAdd assembled coax to this cart and it's 10% off automatically.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eBuilt for Real Weather\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEngineered to ASCE 7-10: 90 MPH, year-round, with nothing to raise or lower. The 2-inch 6061-T6 section is engineered for the load it carries: wind force scales with projected area, so a bigger section only comes out ahead when the whole pole is engineered for it. For exposed, windy sites there is the \u003ca href=\"\/ar\/products\/28-hd-heavy-duty-3-inch-greyline-hf-vertical\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003e28' HD\u003c\/a\u003e on a heavy-duty 3-inch base. A wind rating without a cited standard is a guess dressed as a spec.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 6px;\"\u003eComplete The Station\u003c\/h3\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eThese come off automatically when they ride in the same cart as the antenna. No codes.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 20px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eTilt-Up Base — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eLower the whole antenna to waist height alone, in minutes — for maintenance, the whip, or a storm. No ladder, no second person. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eFourteen seconds shows it →\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Tilt Base\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003e9' DX Whip — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eNine more feet on top turns the DXV20 into a Skyline 29: more length for 40 and 80, with bonus gain moving to 17 meters. One owner measured about 2 dB.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Whip\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eCoax Feedline — 10% Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eThe antenna is only as good as the line feeding it. Genuine Times Microwave LMR and Andrew Heliax, cut, terminated, weatherproofed.\u003c\/p\u003e\n\u003ca href=\"\/ar\/collections\/coax-feedline-genuine-times-microwave-heliax\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eSee The Coax\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eA Tuner, Shack or Antenna\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eBoth placements work, and almost any decent-size ATU will do. The LDG RT-100 remote is the easy, affordable starter — weatherproof, powered over the coax.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/greyline-antenna-tuner-ldg-rt100-atu\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView The RT-100\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eWant it to fly a flag? The \u003ca href=\"\/ar\/products\/20-foot-flagpole-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003eDXF20\u003c\/a\u003e is the same antenna as a genuine flagpole, and the free \u003ca href=\"\/ar\/pages\/hoa-xyl-approval\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003eHOA approval toolkit\u003c\/a\u003e carries the board documents.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs and Shipping\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e20 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; bonus gain across 20-10M (NEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA — Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eLegal limit — nothing in the antenna to heat. At full legal limit, use a feedpoint choke rated for 5 kW for headroom.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e2\" 6061-T6 aluminum, fiberglass insulators, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e90 MPH — ASCE 7-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eWithin days, free to the USA and Canada; each box with its own tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eDesigned and built in the Mountain West · KL2A and HQ in Sun Valley, Idaho\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years. We improve the design whenever we learn a better way; this page is the current reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eBefore You Order — Answered\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhen does it ship?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eWithin days, free to the USA and Canada, in more than one box with its own tracking. Call 435-200-4902 for a specific date.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eDo I need a tuner — will my radio's internal tuner work?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eYou need a wide-range tuner: the VDA presents a different impedance on each band, which is how it covers 160-6M with no traps and no radials, and most built-in tuners only handle about 3:1. In the shack or at the antenna, both work, and almost any decent-size ATU will do. For long digital runs, check your tuner's duty-cycle rating.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat coax should I run, and how long?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMeasure radio to feedpoint and add about 15 percent for routing and a service loop. LMR-400 class is the sweet spot at HF; LMR-600 earns its premium past 100 feet, at legal limit, or buried. Assembled runs in 25, 50, 70 and 100 feet are 10% off in the same cart as the antenna.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow hard is installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMost operators are on the air the same afternoon: dig a post hole, assemble the sections, drop it in, run coax, connect the tuner. Questions during install? Call 435-200-4902.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat does the 7-year warranty cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 28px;\"\u003eIf it fails under normal operating conditions, we make it right. A customer's antenna fell in a severe ice storm — we sent a replacement immediately.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;border-top:4px solid #B8960C;padding:24px;text-align:center;margin:0 0 16px;\"\u003e\n\u003cp style=\"font-size:19px;font-weight:bold;color:#ffffff;margin:0 0 8px;\"\u003eThe DXV20 Ships Free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;color:#e0e0e0;margin:0 0 12px;\"\u003eScroll up and add it to your cart — or call and talk it through first. We would rather you order the right height than the nearest one.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;color:#B8960C;font-weight:bold;margin:0;\"\u003e435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · Sun Valley, Idaho\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":18321123704899,"sku":"DXV20","price":1050.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/products\/greylineperformancehfverticalantennahoaflagpolehamradio_95d14ea8-ee2d-417a-b556-6b67327c358f.jpg?v=1770159473"},{"product_id":"24-foot-vertical-antenna","title":"24' HF Vertical Antenna | 160-6M | No Radials | Greyline","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHF Vertical Antenna · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe DXV24 — Every Band, and Four More Feet for the Low Ones.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe DXV24 works every band, 160 through 6, from a single feedpoint with no radials — a clean 2-inch pole with four more feet than the 20-footer for 40, 80, and 160, rated 70 MPH year-round.\u003c\/p\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:14px 18px;margin:0 0 24px;\"\u003e\u003cp style=\"margin:0;font-size:14px;line-height:1.7;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eModeled gain:\u003c\/strong\u003e in NEC modeling over average ground, the 24-foot runs ahead of a textbook quarter-wave on full buried radials across 30 through 10 meters — strongest on 10 and 12, about +3.5 dBi — and works every band below. \u003ca href=\"\/ar\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eHow height pays →\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;padding:18px 22px;border-left:4px solid #B8960C;margin:0 0 16px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#B8960C;text-transform:uppercase;letter-spacing:1px;\"\u003eField Report — Arkansas\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;color:#e8e8e8;\"\u003e\"I installed the 24' vertical with the remote tuner and connected it to my Icom 7300. What a night and day difference! My radio came alive. I've already connected with Australia, Japan, and all over the states.\"\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:12px;color:#aaa;\"\u003e— Bill Cassidy · 24' Vertical · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials — and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 12px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. One feedpoint, every band.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eBefore you install, run a noise audit.\u003c\/strong\u003e A 2-inch pole goes wherever you choose. Walk the property with a battery AM radio tuned off-station, find the quietest spot, and put the pole there.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eIn the Box\u003c\/h3\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;margin:0 0 10px;\"\u003e\u003cul style=\"margin:0;padding:0 0 0 16px;font-size:14px;line-height:1.8;\"\u003e\n\u003cli\u003eDXV24 VDA Radiator\u003c\/li\u003e\n\u003cli\u003eFeedline kit: ladder line, five snap-on ferrites for choking, ladder-line to PL-259 adapter, spacers\u003c\/li\u003e\n\u003cli\u003eGround Sleeve Kit, Assembly Manual and Tuning Guide\u003c\/li\u003e\n\u003cli\u003e7-Year Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eYou supply coax for the run to your shack and a tuner, in the shack or at the antenna. Both are below. \u003cstrong style=\"color:#1a1a1a;\"\u003eAdd assembled coax to this cart and it's 10% off automatically.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eBuilt for Real Weather\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEngineered to ASCE 7-10: 70 MPH, year-round, with nothing to raise or lower. The 2-inch 6061-T6 section is engineered for the load it carries: wind force scales with projected area, so a bigger section only comes out ahead when the whole pole is engineered for it. For exposed, windy sites there is the \u003ca href=\"\/ar\/products\/28-hd-heavy-duty-3-inch-greyline-hf-vertical\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003e28' HD\u003c\/a\u003e on a heavy-duty 3-inch base. A wind rating without a cited standard is a guess dressed as a spec.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 6px;\"\u003eComplete The Station\u003c\/h3\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eThese come off automatically when they ride in the same cart as the antenna. No codes.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 20px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eTilt-Up Base — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eLower the whole antenna to waist height alone, in minutes — for maintenance, the whip, or a storm. No ladder, no second person. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eFourteen seconds shows it →\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Tilt Base\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003e9' DX Whip — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eNine more feet on top turns the DXV24 into a Skyline 33 — the classic 40-meter height, with bonus gain moving to 17 meters.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Whip\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eCoax Feedline — 10% Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eThe antenna is only as good as the line feeding it. Genuine Times Microwave LMR and Andrew Heliax, cut, terminated, weatherproofed.\u003c\/p\u003e\n\u003ca href=\"\/ar\/collections\/coax-feedline-genuine-times-microwave-heliax\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eSee The Coax\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eA Tuner, Shack or Antenna\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eBoth placements work, and almost any decent-size ATU will do. The LDG RT-100 remote is the easy, affordable starter — weatherproof, powered over the coax.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/greyline-antenna-tuner-ldg-rt100-atu\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView The RT-100\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eWant it to fly a flag? The \u003ca href=\"\/ar\/products\/24-foot-flagpole-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003eDXF24\u003c\/a\u003e is the same antenna as a flagpole, with HOA documents in the box.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs and Shipping\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e24 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; bonus gain across 30-10M (NEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA — Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eLegal limit — nothing in the antenna to heat. At full legal limit, use a feedpoint choke rated for 5 kW for headroom.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e2\" 6061-T6 aluminum, fiberglass insulators, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e70 MPH — ASCE 7-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eWithin days, free to the USA and Canada; each box with its own tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eBased in Sun Valley, Idaho · Made in the Mountain West\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years. We improve the design whenever we learn a better way; this page is the current reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eBefore You Order — Answered\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhen does it ship?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eWithin days, free to the USA and Canada, in more than one box with its own tracking. Call 435-200-4902 for a specific date.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eDo I need a tuner — will my radio's internal tuner work?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eYou need a wide-range tuner: the VDA presents a different impedance on each band, which is how it covers 160-6M with no traps and no radials, and most built-in tuners only handle about 3:1. In the shack or at the antenna, both work, and almost any decent-size ATU will do. For long digital runs, check your tuner's duty-cycle rating.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat coax should I run, and how long?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMeasure radio to feedpoint and add about 15 percent for routing and a service loop. LMR-400 class is the sweet spot at HF; LMR-600 earns its premium past 100 feet, at legal limit, or buried. Assembled runs in 25, 50, 70 and 100 feet are 10% off in the same cart as the antenna.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow hard is installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMost operators are on the air the same afternoon: dig a post hole, assemble the sections, drop it in, run coax, connect the tuner. Questions during install? Call 435-200-4902.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat does the 7-year warranty cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 28px;\"\u003eIf it fails under normal operating conditions, we make it right. A customer's antenna fell in a severe ice storm — we sent a replacement immediately.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;border-top:4px solid #B8960C;padding:24px;text-align:center;margin:0 0 16px;\"\u003e\n\u003cp style=\"font-size:19px;font-weight:bold;color:#ffffff;margin:0 0 8px;\"\u003eThe DXV24 Ships Free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;color:#e0e0e0;margin:0 0 12px;\"\u003eScroll up and add it to your cart — or call and talk it through first. We would rather you order the right height than the nearest one.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;color:#B8960C;font-weight:bold;margin:0;\"\u003e435-200-4902\u003c\/p\u003e\n\u003cp style=\"font-size:13px;color:#e0e0e0;margin:10px 0 0;\"\u003eAgency purchase? We accept POs, paid by card: \u003ca href=\"mailto:CQ@greylineperformance.com\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eCQ@greylineperformance.com\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · Sun Valley, Idaho\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":19420341469251,"sku":"DXV24","price":1150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/products\/greylineperformancehfverticalantennahoaflagpolehamradio_b634e22e-ba51-4937-9c2d-be0d93569b17.jpg?v=1770159494"},{"product_id":"4-extension-kit-dx-flagpole-vertical-antenna","title":"4' Extension Kit — Four Feet Up Top, or the 4' Image Lift Below the Feedpoint | Greyline","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eGreyline Upgrades · DXF and DXV Compatible\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe 4' Extension — Four More Feet, Two Places to Put Them.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eOne 4-foot section of the same 2-inch aluminum, the same splice, the same stainless hardware as the rest of your antenna. It still works every band, 160 through 6. Where you put it decides what it does.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 24px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:18px;\"\u003e\n\u003cp style=\"font-size:11px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:2px;margin:0 0 6px;\"\u003eUp Top — More Radiator\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0;\"\u003eTakes your Greyline up one step: 12 to 16, 16 to 20, 20 to 24, 24 to 28. More length where 40, 80 and 160 reward it most; the bonus gain moves down the dial. Installs just below the top section.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;border-top:3px solid #B8960C;padding:18px;\"\u003e\n\u003cp style=\"font-size:11px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:2px;margin:0 0 6px;\"\u003eBelow the Feedpoint — The 4' Image Lift\u003c\/p\u003e\n\u003cp style=\"font-size:14px;color:#e8e8e8;margin:0;\"\u003eGoes between the ground sleeve and the lower insulator. The lower half of the dipole becomes eight feet, the whole antenna rises four feet, and your upper radiator stays exactly as long as you built it. Needs the \u003ca href=\"\/ar\/products\/11-ft-ladder-line-extension-below-feedpoint\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eImage Lift Kit\u003c\/a\u003e (11' ladder line + 3 spacers).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 8px;font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;\"\u003eWhy Give the Antenna More Sky?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;\"\u003eEvery vertical works together with its mirror image in the ground — Kraus and Zavrel both draw it, the other half of the antenna you cannot see. A Greyline carries its own return current, so that image is a bonus rather than a requirement, which is why it works the same on sand, rock, clay and rooftops. Lifting the feedpoint four feet simply gives the low bands a little more room to work, and the upper radiator — the length we protect on 28-footers and down, up to about five-eighths of a wave on the highest band you want to keep — is untouched. A 33 up with 8 down is 41 feet of antenna from a 33-foot footprint. Every Greyline can be built this way. \u003ca href=\"\/ar\/pages\/image-antenna-why-lift-a-vertical\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eThe image antenna, explained →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px;font-size:14px;color:#888;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat ships how:\u003c\/strong\u003e the extension tubing ships free, like every antenna part. The Image Lift Kit is eleven feet of 450-ohm line and three spacers in a padded envelope; it ships on its own at carrier cost, or ride it free in the box by ordering it with an antenna and writing “below the feedpoint” in the order notes.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/11-ft-ladder-line-extension-below-feedpoint\" style=\"display:inline-block;background:#B8960C;color:#fff;padding:11px 18px;font-size:12px;font-weight:bold;text-transform:uppercase;letter-spacing:1px;text-decoration:none;\"\u003eAdd the Image Lift Kit — $29 →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #B8960C;padding:18px 22px;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#B8960C;text-transform:uppercase;letter-spacing:1px;\"\u003eIn the Kit\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.7;color:#e8e8e8;\"\u003eOne 4-foot, 2-inch section and its transition splice, with matching stainless hardware. Ships bagged and boxed, couplers already bolted on.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhat Four Feet Buys Up Top\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 12px;\"\u003eIn NEC modeling over average ground, going from 20 to 24 feet lifts 40 meters by about half a decibel and moves the strongest bonus from 10 meters toward 12, with more gain on 30 through 15. Going from 16 to 20 is a similar step. One well-known DXer called his 20-to-24 upgrade night and day; others notice it less. Physics sets the gain; propagation decides how often you hear it.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eSee every combination, band by band, in the \u003ca href=\"\/ar\/pages\/greyline-vda-optimizer\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eVDA Optimizer →\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eFrom the Reviews — Ten Owners, 4.9 of 5\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 12px;\"\u003eThe extension is the most-reviewed upgrade we make. What ten verified owners say four feet did:\u003c\/p\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“My first week after adding the 4 foot extension (a super easy job with the tilt-over!), I logged RI1FJL on 15m and P29YY on 17m, and discovered I could now make QSOs on 80 meters. I hadn't made a QSO on 80 meters since I moved into this HOA community 21 years ago!”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Tom, N3EQF · Florida · 24 ft DX Flagpole plus extension · “Size Does Matter!”\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“I thought I was getting great reception from my end feed wire. I installed the 24' vertical with the remote tuner and connected it to my Icom 7300. What a night and day difference! My radio came alive. I've already connected with Australia, Japan, and all over.”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Bill · Arkansas · 24 ft with extension · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“I have two Greyline antennas both with 4 foot extensions on them. I have a 24 foot with a 4 foot extension making 28 and a 20 foot with a 4 foot extension making 24. I have used both of these antennas and made contacts all over the world.”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Marvin · two antennas, two extensions · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“I was impressed with the quality of the antenna tubing used. It's not the normal aluminum used by the other manufacturers, but a precision machined tubing. It fit together tightly with the thick fiberglass insulating sections.”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Christopher · “A positive upgrade” · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“I find that the added 4 feet makes a difference, along with the 9' whip and tilt base. Signals are stronger on receive, and my transmit reach appears to have extended based on signal reports. Still adding many DX contacts to the log!”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Chris, K1LDO · North Carolina · 249 DXCC entities and counting · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003eAll reviews are collected and verified by Judge.me; the full list is at the bottom of this page. Across the whole Greyline line: 69 verified reviews, 4.87 average.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f8f6;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:16px 20px;margin:0 0 20px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eBefore You Order — Your Pole's Year\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:14px;\"\u003eGreylines built in 2021 and earlier used a slightly different tube wall. If yours is one of them, it needs a fit splice so the extension seats properly — we have them. Put your antenna's year in the order notes, or call 435-200-4902, and we will send the right parts the first time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f8f6;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eWind Ratings Follow the New Height\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:14px;\"\u003eOnce extended, your antenna carries the ASCE 7-10 rating of its new overall height — flag up \/ flag down: 16 ft 75\/115, 20 ft 60\/90, 24 ft 50\/70, 28 ft 35\/55 MPH — whether the four feet went up top or below the feedpoint. Lower the flag when weather threatens. Extending a 28-footer up top takes you past our standard range; call before you order that one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003ePair It With\u003c\/h3\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 28px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eThe Tilt-Up Base\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eAdd height without a ladder: walk the pole down to waist height, add the section, and walk it back up alone. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eFourteen seconds shows it →\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Tilt Base →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eOr Go Further: The 9' Whip\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eNine feet of adjustable upper radiator on top of any Greyline, strongest on 17 meters on the Skylines.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView the Whip →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #B8960C;padding:18px 22px;margin:0 0 28px;\"\u003e\n\u003cp style=\"margin:0 0 8px;font-size:12px;font-weight:bold;color:#B8960C;text-transform:uppercase;letter-spacing:1px;\"\u003eFrom the Field\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;line-height:1.7;color:#e8e8e8;font-style:italic;\"\u003e“Going from the 20 ft to the 24 ft antenna made a very big difference. Now I can run in most contests both domestic and DX when condx are decent on 40 thru 10.”\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:12px;color:#aaa;\"\u003e— Bill · K3WA · PVRC President · North Carolina HOA\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 20px;\"\u003eGain figures: NEC modeling over average ground. Further reading on the \u003ca href=\"\/ar\/pages\/authority-sources\" style=\"color:#b8960c;\"\u003eBookshelf\u003c\/a\u003e. Every install document is on \u003ca href=\"\/ar\/pages\/downloads\" style=\"color:#b8960c;\"\u003eDocuments \u0026amp; Forms\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eQuestions? Call 435-200-4902. Ham Radio is fun again! Pass it on… 73, Jon KL2A\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":29402270695491,"sku":"4-ext","price":149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/products\/62493531-4A13-46B9-BCE4-015C749864DF_2baca246-7e94-4fa1-a9ed-41e468fd85b0.png?v=1562944753"},{"product_id":"28-foot-vertical-antenna","title":"28' HF Vertical Antenna | 160-6M | No Radials | Greyline Performance","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHF Vertical Antenna · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe DXV28 — The Most Length in the Core Line.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe DXV28 works every band, 160 through 6, from a single feedpoint with no radials — with the most length we build without guying, where 40, 80, and 160 reward it most.\u003c\/p\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:14px 18px;margin:0 0 24px;\"\u003e\u003cp style=\"margin:0;font-size:14px;line-height:1.7;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eModeled gain:\u003c\/strong\u003e the 28-foot carries the most length in the core line for 40, 80, and 160. In NEC modeling over average ground it sits just below the Skyline 29, which runs ahead of a textbook quarter-wave on full buried radials from 30 through 15 meters. \u003ca href=\"\/ar\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#B8960C;font-weight:bold;text-decoration:none;\"\u003eHow height pays →\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#1a1a1a;padding:18px 22px;border-left:4px solid #B8960C;margin:0 0 16px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#B8960C;text-transform:uppercase;letter-spacing:1px;\"\u003eField Report — Small Corner Lot\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;color:#e8e8e8;\"\u003e\"It tuned very well on 40-6 as a ground-mounted 28 ft. vertical dipole and really captures the DX! I can now reach AUS and the South Pacific with ease from the East Coast of the USA.\"\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:12px;color:#aaa;\"\u003e— Christopher Souris · 28' Vertical · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials — and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 12px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. One feedpoint, every band.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eBefore you install, run a noise audit.\u003c\/strong\u003e A 2-inch pole goes wherever you choose. Walk the property with a battery AM radio tuned off-station, find the quietest spot, and put the pole there.\u003c\/p\u003e\n\u003cdiv style=\"margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eFrom the Field — What a 28-Footer Does\u003c\/p\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“The first night it was up I ran about 800 watts through it and worked a G4 on 160 meters, Eastern Europe on 80M, TZ4 on 20 meters, KP4, 9K, KH6, CE, LZ and a couple of other Europeans on 40 meters ... This morning, in 15 minutes, 31 contacts were made on 40 meter CW.”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Rich, NN3W · Virginia · 28' vertical, MFJ shack tuner, Drake L7 · written independently before we knew about it · \u003ca href=\"\/ar\/pages\/nn3w-28-dxv-operator-report\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003ehis full, unedited report →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-left:4px solid #B8960C;padding:14px 18px;margin:0 0 10px;\"\u003e\n\u003cp style=\"font-size:15px;font-style:italic;margin:0 0 6px;\"\u003e“I am an 82-year-old Retired Episcopal Priest and did assembly myself ... This year we had a strange wind\/ice storm which brought down some trees and large tree limbs, including all my antennas ... Greyline had replaced my 28' Flagpole Antenna, no questions asked. By the way it also Works!”\u003c\/p\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003e— Happy Valley, Oregon · 28' owner since 2018 · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#888;margin:0;\"\u003eReviews are collected and verified by Judge.me; the full list is at the bottom of this page. 69 verified reviews across the line, 4.87 of 5.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eIn the Box\u003c\/h3\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;margin:0 0 10px;\"\u003e\u003cul style=\"margin:0;padding:0 0 0 16px;font-size:14px;line-height:1.8;\"\u003e\n\u003cli\u003eDXV28 VDA Radiator\u003c\/li\u003e\n\u003cli\u003eFeedline kit: ladder line, five snap-on ferrites for choking, ladder-line to PL-259 adapter, spacers\u003c\/li\u003e\n\u003cli\u003eGround Sleeve Kit, Assembly Manual and Tuning Guide\u003c\/li\u003e\n\u003cli\u003e7-Year Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eYou supply coax for the run to your shack and a tuner, in the shack or at the antenna. Both are below. \u003cstrong style=\"color:#1a1a1a;\"\u003eAdd assembled coax to this cart and it's 10% off automatically.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eBuilt for Real Weather\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 20px;\"\u003eEngineered to ASCE 7-10: 55 MPH, year-round, with nothing to raise or lower. At this height the tilt-up base earns its keep before a storm. The 2-inch 6061-T6 section is engineered for the load it carries: wind force scales with projected area, so a slim pole asks less of its foundation. Where wind is the design problem, the 28' HD carries the same antenna on a heavy-duty 3-inch base. A wind rating without a cited standard is a guess dressed as a spec.\u003c\/p\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 8px;\"\u003eWhich 28-Footer? Same Antenna, Two Builds\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:8px 10px;width:24%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e28' (2-inch)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e28' HD (3-inch base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eSignal\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003eIdentical: every band 160-6M, same feedpoint, same performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eWind (ASCE 7-10)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e55 MPH (DX Flagpole: 35 with the flag flying)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eCertified rating published before the first one ships\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eBuilt for\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eMost yards and HOA lots; tilt it down ahead of a big storm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eOpen ground, ridgelines, coastline, high plains, northern winters: sites where wind is the design problem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003ePrice\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e$1,250 DX Vertical · $1,295 DX Flagpole\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e$2,195\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eWithin days\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eIn 1-2 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt-Up Base\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e3\" HD Tilt-Up Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"margin:10px 0 0;font-size:14px;\"\u003eNot sure which your site needs? Call 435-200-4902 and tell us about it. \u003ca href=\"\/ar\/products\/28-hd-heavy-duty-3-inch-greyline-hf-vertical\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eSee the 28' HD →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 6px;\"\u003eComplete The Station\u003c\/h3\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eThese come off automatically when they ride in the same cart as the antenna. No codes.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 20px;\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eTilt-Up Base — $25 Off ($50 with the whip)\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eLower the whole antenna to waist height alone, in minutes — for maintenance, the whip, or a storm. No ladder, no second person. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eFourteen seconds shows it →\u003c\/a\u003e\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Tilt Base\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003e9' DX Whip — $25 Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eNine more feet on top turns the DXV28 into a Skyline 37 — the most length we sell without guying, with bonus gain up to about +4 dBi on 17 meters.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView Whip\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eCoax Feedline — 10% Off\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eThe antenna is only as good as the line feeding it. Genuine Times Microwave LMR and Andrew Heliax, cut, terminated, weatherproofed.\u003c\/p\u003e\n\u003ca href=\"\/ar\/collections\/coax-feedline-genuine-times-microwave-heliax\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eSee The Coax\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 6px;\"\u003eA Tuner, Shack or Antenna\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 8px;\"\u003eBoth placements work, and almost any decent-size ATU will do. The LDG RT-100 remote is the easy, affordable starter — weatherproof, powered over the coax.\u003c\/p\u003e\n\u003ca href=\"\/ar\/products\/greyline-antenna-tuner-ldg-rt100-atu\" style=\"font-size:12px;font-weight:bold;color:#b8960c;text-decoration:none;text-transform:uppercase;letter-spacing:1px;\"\u003eView The RT-100\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 28px;\"\u003eWant it to fly a flag? The \u003ca href=\"\/ar\/products\/28-foot-flagpole-antenna\" style=\"color:#b8960c;text-decoration:none;font-weight:bold;\"\u003eDXF28\u003c\/a\u003e is the same antenna as a flagpole, with HOA documents in the box.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs and Shipping\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e28 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; the most low-band length in the core line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA — Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eLegal limit — nothing in the antenna to heat. At full legal limit, use a feedpoint choke rated for 5 kW for headroom.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e2\" 6061-T6 aluminum, fiberglass insulators, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e55 MPH — ASCE 7-10 (for exposed sites, see the 28' HD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eWithin days, free to the USA and Canada; each box with its own tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eDesigned and built in the Mountain West · KL2A and HQ in Sun Valley, Idaho\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years. We improve the design whenever we learn a better way; this page is the current reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 12px;\"\u003eBefore You Order — Answered\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhen does it ship?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eWithin days, free to the USA and Canada, in more than one box with its own tracking. Call 435-200-4902 for a specific date.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eDo I need a tuner — will my radio's internal tuner work?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eYou need a wide-range tuner: the VDA presents a different impedance on each band, which is how it covers 160-6M with no traps and no radials, and most built-in tuners only handle about 3:1. In the shack or at the antenna, both work, and almost any decent-size ATU will do. For long digital runs, check your tuner's duty-cycle rating.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat coax should I run, and how long?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eMeasure radio to feedpoint and add about 15 percent for routing and a service loop. LMR-400 class is the sweet spot at HF; LMR-600 earns its premium past 100 feet, at legal limit, or buried. Assembled runs in 25, 50, 70 and 100 feet are 10% off in the same cart as the antenna.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow hard is installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 14px;\"\u003eThe 28-foot installs in a few extra steps with a second pair of hands, or alone with the tilt-up base: dig a post hole, assemble the sections, raise it, run coax, connect the tuner. Questions during install? Call 435-200-4902.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;margin:0 0 6px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWhat does the 7-year warranty cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:14px;margin:0 0 28px;\"\u003eIf it fails under normal operating conditions, we make it right. A customer's antenna fell in a severe ice storm — we sent a replacement immediately.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;border-top:4px solid #B8960C;padding:24px;text-align:center;margin:0 0 16px;\"\u003e\n\u003cp style=\"font-size:19px;font-weight:bold;color:#ffffff;margin:0 0 8px;\"\u003eThe DXV28 Ships Free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"font-size:14px;color:#e0e0e0;margin:0 0 12px;\"\u003eScroll up and add it to your cart — or call and talk it through first. We would rather you order the right height than the nearest one.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;color:#B8960C;font-weight:bold;margin:0;\"\u003e435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · Sun Valley, Idaho\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":48861658284309,"sku":"DXV28-2OD","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_eb2e28c8-8e35-480a-a833-551623dfe9f6.png?v=1770159548"},{"product_id":"9-foot-whip-for-greyline-antennas","title":"9' DX Whip — More Aperture on Every Band | Greyline","description":"\u003cdiv style=\"background: rgb(250, 250, 247); padding-top: 32px; padding-right: 24px; padding-bottom: 32px; border-radius: 8px; margin: 24px 0px;\"\u003e\n\u003cspan style=\"color: rgb(184, 150, 12); font-size: 11px; font-weight: bold; letter-spacing: 2.5px; text-transform: uppercase;\"\u003eDX Performance Parts · Greyline VDA Compatible · Fits Any 2\" Pole\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"max-width: 860px; margin: 0 auto; padding: 0 0 8px 0;\"\u003e\n\u003ch2 style=\"font-size: 26px; font-weight: bold; color: #1a1a1a; line-height: 1.25; margin: 0 0 14px 0;\"\u003eThe 9' DX Whip — More Aperture. Real Gain. Drop-In Fit.\u003c\/h2\u003e\n\u003cp style=\"color: #b8960c; font-family: 'Courier New',monospace; font-size: 12px; letter-spacing: 2px; text-transform: uppercase; margin: 0 0 12px 0;\"\u003eEvery Band Benefits\u003c\/p\u003e\n\u003ch3 style=\"color: #1a1a1a; font-family: Georgia,serif; font-size: 24px; font-weight: normal; margin: 0 0 16px 0;\"\u003eNine Feet of Adjustable Upper Radiator.\u003c\/h3\u003e\n\u003cp style=\"color: #1a1a1a; font-family: Georgia,serif; font-size: 16px; line-height: 1.7; margin: 0 0 16px 0;\"\u003eThe 9' DX Whip extends the upper radiator on any Greyline VDA. Your antenna still works every band, 160 through 6 — now with more aperture. Length pays most on 40, 80, and 160, where every backyard vertical is electrically short, and it moves the bonus gain down the dial, toward 17 and 20 meters.\u003c\/p\u003e\n\u003cp style=\"color: #1a1a1a; font-family: Georgia,serif; font-size: 16px; line-height: 1.7; margin: 0 0 16px 0;\"\u003eThe whip is adjustable from 3' to 11.5'. In NEC modeling over average ground, the whip on a 28-footer (the Skyline 37) reaches about +4 dBi on 17 meters at the optimum DX angle — but that bonus is one detail in a broader story. The whip's real job is to give every band on the antenna a longer radiator.\u003c\/p\u003e\n\u003ca style=\"color: #b8960c; text-decoration: underline; border-bottom: none;\" href=\"\/ar\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\"\u003eHow height and aperture pay →\u003c\/a\u003e\n\u003cdiv style=\"background: #1a1a1a; color: #e8e6e0; padding: 18px 22px; border-left: 4px solid #B8960C; margin: 16px 0 28px 0; max-width: 860px;\"\u003e\n\u003cp style=\"margin: 0 0 6px 0; font-size: 12px; font-weight: bold; color: #b8960c; text-transform: uppercase; letter-spacing: 1px;\"\u003eDirect Fit — Greyline Or Not\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 15px; line-height: 1.6; color: #e8e6e0;\"\u003eCompatible with all DXF and DXV models — 12, 16, 20, 24, and 28 foot. No tools beyond hand-tight. No modification to the antenna required; every Greyline already carries the top truck the whip seats in.\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 15px; line-height: 1.6; color: #e8e6e0;\"\u003eNot a Greyline? The whip seats in a flag truck that caps \u003cstrong style=\"color:#fff;\"\u003eany 2-inch OD pole\u003c\/strong\u003e; call and we will set you up with a 2-inch truck or our Topper. On another maker's 2-inch vertical fed at the base through a tuner, it does the same physics. One caution: nine more feet changes the electrical length, so a resonant trap vertical may not be happy — call first. \u003ca href=\"\/ar\/pages\/fits-other-antennas\" style=\"color:#b8960c;font-weight:bold;\"\u003eWill it fit my antenna? →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin: 0 0 28px 0; max-width: 860px;\"\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #DDD8CC; border-top: 3px solid #B8960C; padding: 18px;\"\u003e\n\u003cp style=\"font-size: 12px; font-weight: bold; color: #b8960c; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eAperture Added\u003c\/p\u003e\n\u003cp style=\"font-size: 20px; font-weight: bold; color: #1a1a1a; margin: 0 0 4px 0;\"\u003e9 Feet\u003c\/p\u003e\n\u003cp style=\"font-size: 13px; color: #555; margin: 0;\"\u003eMore signal down low; the bonus moves down the bands.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #DDD8CC; border-top: 3px solid #B8960C; padding: 18px;\"\u003e\n\u003cp style=\"font-size: 12px; font-weight: bold; color: #b8960c; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eModeled Bonus\u003c\/p\u003e\n\u003cp style=\"font-size: 20px; font-weight: bold; color: #1a1a1a; margin: 0 0 4px 0;\"\u003eUp to ~4 dBi\u003c\/p\u003e\n\u003cp style=\"font-size: 13px; color: #555; margin: 0;\"\u003e17M on the Skyline 37, NEC modeling over average ground.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #DDD8CC; border-top: 3px solid #B8960C; padding: 18px;\"\u003e\n\u003cp style=\"font-size: 12px; font-weight: bold; color: #b8960c; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eInstallation\u003c\/p\u003e\n\u003cp style=\"font-size: 20px; font-weight: bold; color: #1a1a1a; margin: 0 0 4px 0;\"\u003eMinutes\u003c\/p\u003e\n\u003cp style=\"font-size: 13px; color: #555; margin: 0;\"\u003eInstall whip into top cap. Hand-tight. Done.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003cp style=\"font-size: 11px; text-transform: uppercase; letter-spacing: 2.5px; color: #b8960c; font-weight: bold; margin: 0 0 8px 0;\"\u003eThe Physics\u003c\/p\u003e\n\u003ch3 style=\"font-size: 19px; font-weight: bold; color: #1a1a1a; margin: 0 0 10px 0;\"\u003eWhy 9 More Feet Matters\u003c\/h3\u003e\n\u003cp style=\"font-size: 15px; color: #555; line-height: 1.65; margin: 0 0 12px 0;\"\u003eHeight is aperture. On 40 and 80, where every Greyline is electrically short, the whip adds radiator exactly where it counts most. Higher up the dial, gain builds as the combined length grows toward the band's best geometry, and past it the pattern begins to break into lobes — so the whip moves the antenna's strongest band down the dial, from 10 meters toward 17.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; color: #555; line-height: 1.65; margin: 0 0 12px 0;\"\u003eThat is the trade: the taller combinations gain strength on 17, 20, 30, and below, and enter a multi-lobe (EDZ) pattern on the top bands — which still work, with the energy spread across angles.\u003c\/p\u003e\n\u003cp style=\"font-size: 13px; color: #888; margin: 0;\"\u003eGain figures: NEC modeling of total height, feedpoint section included, at the optimum angle over average ground. Further reading on the \u003ca href=\"\/ar\/pages\/authority-sources\" style=\"color:#b8960c;\"\u003eBookshelf\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003cp style=\"font-size: 11px; text-transform: uppercase; letter-spacing: 2.5px; color: #b8960c; font-weight: bold; margin: 0 0 8px 0;\"\u003eNEC Gain Data (Over Average Ground)\u003c\/p\u003e\n\u003ch3 style=\"font-size: 19px; font-weight: bold; color: #1a1a1a; margin: 0 0 10px 0;\"\u003eWhat the Whip Does to Your Antenna — By Height\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 0 0 12px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #1a1a1a; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left;\"\u003eBase + Whip\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left;\"\u003eTotal\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: center;\"\u003e40M\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: center;\"\u003e20M\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: center;\"\u003e17M\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: center;\"\u003e15M\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: center;\"\u003e12M\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: center;\"\u003e10M\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left;\"\u003eStrongest\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #fff; border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px; font-weight: bold; color: #1a1a1a;\"\u003e12 + 9\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; color: #555;\"\u003e21 ft*\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e-1.63\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e0.64\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e1.35\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e1.88\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e2.66\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; font-weight: bold; color: #b8960c;\"\u003e3.24\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; font-size: 12px; color: #b8960c; font-weight: bold;\"\u003e10M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6; border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px; font-weight: bold; color: #1a1a1a;\"\u003e16 + 9\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; color: #555;\"\u003e25 ft*\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e-1.14\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e1.04\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e1.86\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e2.54\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; font-weight: bold; color: #b8960c;\"\u003e3.42\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; font-size: 12px; color: #b8960c; font-weight: bold;\"\u003e12M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #fff; border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px; font-weight: bold; color: #1a1a1a;\"\u003e20 + 9\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; color: #555;\"\u003e29 ft\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e-0.47\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e2.27\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; font-weight: bold; color: #b8960c;\"\u003e3.54\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e2.50\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; font-size: 12px; color: #b8960c; font-weight: bold;\"\u003e17M · Skyline 29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6; border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px; font-weight: bold; color: #1a1a1a;\"\u003e24 + 9\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; color: #555;\"\u003e33 ft\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e-0.02\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e2.27\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; font-weight: bold; color: #b8960c;\"\u003e3.54\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; font-size: 12px; color: #b8960c; font-weight: bold;\"\u003e17M · Skyline 33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #fff;\"\u003e\n\u003ctd style=\"padding: 10px 12px; font-weight: bold; color: #1a1a1a;\"\u003e28 + 9\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; color: #555;\"\u003e37 ft\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e0.38\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003e2.89\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; font-weight: bold; color: #b8960c;\"\u003e3.96\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; text-align: center; color: #555;\"\u003eEDZ\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px; font-size: 12px; color: #b8960c; font-weight: bold;\"\u003e17M, pushing toward 20M · Skyline 37\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12px; color: #888; margin: 0;\"\u003edBi gain at optimum angle over average ground, NEC modeling of total height, feedpoint section included. *The NEC runs were made at 12, 16, 20, 24, 29, 33, and 37 ft total; the 21 ft and 25 ft rows use the nearest runs (20 ft and 24 ft). EDZ = extended double Zepp region — the pattern turns multi-lobe, and plenty of that energy still lands where DX and regional contacts live. Gold = the strongest band for that combined height.\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #555; line-height: 1.65; margin: 12px 0 0 0;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow to read the numbers:\u003c\/strong\u003e 0 dBi is an ideal quarter-wave standing on a full field of buried radials — the antenna almost no small lot can hold. The small minus figures on 40 meters mean within a decibel or two of that ideal, with no radials in your yard; about 1 dB is barely audible, and 3 dB doubles your power. Nothing here to fear. \u003ca style=\"color: #b8960c; text-decoration: underline; border-bottom: none; font-weight: bold;\" href=\"\/ar\/pages\/how-to-read-antenna-gain-dbi\" target=\"_blank\" rel=\"noopener\"\u003eHow to read antenna gain →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #555; line-height: 1.65; margin: 12px 0 0 0;\"\u003eWant your exact numbers, including 30 meters? \u003ca style=\"color: #b8960c; text-decoration: underline; border-bottom: none; font-weight: bold;\" href=\"\/ar\/pages\/greyline-vda-optimizer\" target=\"_blank\" rel=\"noopener\"\u003eRun your base height plus the whip through the VDA Optimizer →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003cp style=\"font-size: 11px; text-transform: uppercase; letter-spacing: 2.5px; color: #b8960c; font-weight: bold; margin: 0 0 8px 0;\"\u003eWhat Owners Report\u003c\/p\u003e\n\u003ch3 style=\"font-size: 19px; font-weight: bold; color: #1a1a1a; margin: 0 0 12px 0;\"\u003eThree Whips, Three Logbooks\u003c\/h3\u003e\n\u003cdiv style=\"background: #1a1a1a; color: #e8e6e0; padding: 18px 22px; border-left: 4px solid #B8960C; margin: 0 0 12px 0;\"\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 15px; line-height: 1.65; font-style: italic; color: #e8e6e0;\"\u003e“After 2 weeks of use I can safely say that the 9' whip is a great addition to my 20V. My rough calculations show about a 2+ dB improvement overall. On the receive side the most dramatic indicator is that I am getting approximately the same signal strength without the preamp on most bands. I have also been able to work several new countries that I could not work previously — India, Franz Josef Land, Kazakhstan. It has taken me three years to eliminate my blind spot.”\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #aaa;\"\u003e— Craig, 20 ft DX Vertical with the whip · Verified Owner · October 2026\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #1a1a1a; color: #e8e6e0; padding: 18px 22px; border-left: 4px solid #B8960C; margin: 0 0 12px 0;\"\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 15px; line-height: 1.65; font-style: italic; color: #e8e6e0;\"\u003e“I find that the added 4 feet makes a difference, along with the 9' whip and tilt base. Signals are stronger on receive, and my transmit reach appears to have extended based on signal reports. Still adding many DX contacts to the log!”\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #aaa;\"\u003e— Chris, K1LDO · North Carolina · 24 ft plus extension plus whip · 249 DXCC entities and counting · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #1a1a1a; color: #e8e6e0; padding: 18px 22px; border-left: 4px solid #B8960C; margin: 0 0 12px 0;\"\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 15px; line-height: 1.65; font-style: italic; color: #e8e6e0;\"\u003e“If I had room for the 9' whip on top, I would add that next and probably gain 160 meters. But this current flagpole setup is giving me 80 thru 6 and tons of QSOs. Yes, it's fun again!”\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #aaa;\"\u003e— Tom, N3EQF · Florida HOA · 24 ft DX Flagpole plus extension · Verified Owner\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 13px; color: #888; margin: 0;\"\u003eOwner reports are quoted from verified-purchase reviews. Results vary with height, ground, and the band you are chasing. Your numbers: the \u003ca href=\"\/ar\/pages\/greyline-vda-optimizer\" style=\"color:#b8960c;\"\u003eVDA Optimizer\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #1a1a1a; color: #e8e6e0; padding: 20px 24px; border-left: 4px solid #B8960C; margin: 0 0 28px 0; max-width: 860px;\"\u003e\n\u003cp style=\"font-size: 12px; font-weight: bold; color: #b8960c; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 10px 0;\"\u003eBest Upgrade in the Lineup\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; line-height: 1.7; margin: 0 0 12px 0; color: #e8e6e0;\"\u003ePut the whip on a 20-footer and it becomes a Skyline 29, strongest on 17 meters at about +3.5 dBi. On a 24-footer, a Skyline 33 — the same 17-meter bonus at the classic 40-meter quarter-wave height. On a 28-footer, the Skyline 37 carries the most gain of all: about +4.0 dBi on 17, pushing toward 20. Every one of them still works every band.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; line-height: 1.7; margin: 0; color: #e8e6e0;\"\u003eThe founder runs a whip at home too: 9 to 11.5 feet on top of a 32-foot pole.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #f7f4ec; border-top: 3px solid #B8960C; padding: 22px 24px; margin: 0 0 28px 0; max-width: 860px;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase; color: #B8960C; font-weight: bold; margin: 0 0 10px 0;\"\u003eThe Other End of the Same System\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; color: #555; line-height: 1.65; margin: 0 0 12px 0;\"\u003eThe whip goes on top and buys aperture. The \u003cstrong style=\"color:#1a1a1a;\"\u003eTilt-Up Base\u003c\/strong\u003e goes at the bottom and is how one person reaches the top — and lowers it again when weather comes. Two ends of one system. With any Skyline, the Tilt-Up Base is $50 off automatically.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; color: #555; line-height: 1.65; margin: 0 0 16px 0;\"\u003eWorth knowing before you order: installing a whip on a standing pole means a ladder and usually a second person. On a pole you can walk down, it takes two minutes with both feet on the ground — and so does every future change you will want to make up there. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;\"\u003eFourteen seconds shows the whole job →\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 12px;\"\u003e\n\u003ca href=\"\/ar\/products\/tilt-up-base-kit-antenna-mount\" target=\"_blank\" rel=\"noopener\" style=\"display: block; text-align: center; background: #B8960C; color: #fff; padding: 11px 16px; font-size: 12px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; text-decoration: none;\"\u003eTilt-Up Base Kit →\u003c\/a\u003e \u003ca href=\"\/ar\/products\/4-extension-kit-dx-flagpole-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"display: block; text-align: center; background: #fff; color: #1a1a1a; border: 1px solid #DDD8CC; padding: 11px 16px; font-size: 12px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; text-decoration: none;\"\u003e4' Extension Kit →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #f9f8f6; border: 1px solid #DDD8CC; border-left: 4px solid #B8960C; padding: 16px 20px; max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003cp style=\"font-size: 13px; font-weight: bold; color: #1a1a1a; margin: 0 0 6px 0;\"\u003eFrom the Founder\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #555; line-height: 1.65; margin: 0 0 8px 0;\"\u003eJon KL2A runs a 32-foot Greyline at home with a 9-to-11.5-foot whip on top, and works Africa and Asia regularly on 10 through 30 meters. When 10 meters opens, he likes the 24-foot. His advice to every buyer is the same: go as tall as your lot allows — the multiband improvement is real.\u003c\/p\u003e\n\u003cp style=\"font-size: 12px; color: #888; margin: 0;\"\u003e— Jon KL2A · Founder, Greyline Performance\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003cp style=\"font-size: 11px; text-transform: uppercase; letter-spacing: 2.5px; color: #b8960c; font-weight: bold; margin: 0 0 8px 0;\"\u003eInstallation\u003c\/p\u003e\n\u003ch3 style=\"font-size: 19px; font-weight: bold; color: #1a1a1a; margin: 0 0 10px 0;\"\u003eTwo Minutes. No Tools.\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 16px;\"\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #DDD8CC; border-left: 4px solid #B8960C; padding: 16px;\"\u003e\n\u003cp style=\"font-size: 13px; font-weight: bold; color: #1a1a1a; margin: 0 0 6px 0;\"\u003eInstall\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #555; line-height: 1.65; margin: 0;\"\u003eRemove the existing top cap from your antenna. Thread the whip into it. Hand-tight. An automatic tuner will re-tune on first use — it detects the new configuration and updates its memory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #DDD8CC; border-left: 4px solid #B8960C; padding: 16px;\"\u003e\n\u003cp style=\"font-size: 13px; font-weight: bold; color: #1a1a1a; margin: 0 0 6px 0;\"\u003eAfter Installation\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #555; line-height: 1.65; margin: 0;\"\u003eIf using a remote autotuner such as the LDG: reset the tuner memory on each band for the first tune. The new aperture means new impedance profiles — the tuner needs one pass per band to learn the configuration. Desk tuners: expect new settings on each band.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003cp style=\"font-size: 11px; text-transform: uppercase; letter-spacing: 2.5px; color: #b8960c; font-weight: bold; margin: 0 0 8px 0;\"\u003eSpecs\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #1a1a1a; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 14px; text-align: left;\"\u003eSpec\u003c\/th\u003e\n\u003cth style=\"padding: 10px 14px; text-align: left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6;\"\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eLength\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003e9 ft nominal — adjustable 3 ft to 11.5 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003eAll DXF and DXV models — 12, 16, 20, 24, 28 ft (seats in the top truck every Greyline carries); any other 2\" OD pole with a 2-inch flag truck or the Greyline Topper — call\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6;\"\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003eAluminum — lightweight, corrosion resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eInstallation\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003eUses existing top cap — no modification required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6;\"\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eModeled Bonus\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003eUp to about 4 dBi at optimum angle over average ground\u003cbr\u003e(height dependent — see gain table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eShipping\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003eFree to the USA and Canada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6;\"\u003e\n\u003ctd style=\"padding: 10px 14px; color: #555;\"\u003eAssembled\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: bold;\"\u003eBy hand in the Mountain West\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; max-width: 860px; margin: 0 0 28px 0;\"\u003e\n\u003ca href=\"\/ar\/collections\/hoa-flagpole-antenna\" target=\"_blank\" rel=\"noopener\" style=\"display: block; text-align: center; background: #B8960C; color: #fff; padding: 11px 16px; font-size: 12px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; text-decoration: none;\"\u003eShop DXF Flagpoles →\u003c\/a\u003e \u003ca href=\"\/ar\/collections\/vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"display: block; text-align: center; background: #fff; color: #1a1a1a; border: 1px solid #DDD8CC; padding: 11px 16px; font-size: 12px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; text-decoration: none;\"\u003eShop DXV Verticals →\u003c\/a\u003e \u003ca href=\"\/ar\/pages\/technical-performance-comparisons\" target=\"_blank\" rel=\"noopener\" style=\"display: block; text-align: center; background: #fff; color: #1a1a1a; border: 1px solid #DDD8CC; padding: 11px 16px; font-size: 12px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; text-decoration: none;\"\u003ePhysics \u0026amp; Gain Data →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 32px 0; padding: 24px 28px; background: #fafaf7; border-left: 3px solid #B8960C; font-family: Georgia, 'Times New Roman', serif; font-size: 15px; line-height: 1.7; color: #2a2a2a;\"\u003e\n\u003cdiv style=\"color: #b8960c; font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase; margin-bottom: 10px;\"\u003eWhy this antenna works\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 12px 0;\"\u003eEvery Greyline design decision traces back to published antenna physics — the ARRL Antenna Book, Kraus on antennas, Severns on ground systems, Maxwell on transmission lines, Lewallen on modeling. Not opinions. Cited works.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003ca style=\"color: #8b6f0a; text-decoration: none; border-bottom: 1px dotted #B8960C; font-weight: bold;\" href=\"\/ar\/pages\/authority-sources\" target=\"_blank\" rel=\"noopener\"\u003eRead the full shelf →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-top: 1px solid #DDD8CC; padding-top: 16px; margin: 0 0 8px 0; max-width: 860px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #888; font-style: italic; margin: 0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Greyline Performance Antennas","offers":[{"title":"Default Title","offer_id":49138508988693,"sku":"GL-WHIP-9","price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/9footWhip_bf12c79f-55f8-49ba-a89f-162a1a2d55ff.png?v=1784397050"},{"product_id":"skyline-37-vertical-antenna","title":"Skyline 37 | 37' DX Vertical VDA (28' + 9' DX Whip)","description":"\u003cdiv style=\"max-width: 860px; margin: 0 auto; padding: 8px 4px 24px; font-family: Georgia,'Times New Roman',serif; color: #555555; line-height: 1.7; font-size: 18px;\"\u003e\n\u003cdiv style=\"text-align: center; margin: 0 0 22px;\"\u003e\u003cspan style=\"display: inline-block; font-family: 'Courier New',Courier,monospace; font-size: 11px; font-weight: bold; letter-spacing: 2px; color: #b8960c; border: 1px solid #b8960c; padding: 6px 15px; text-transform: uppercase;\"\u003eThe Signal Lab\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; margin: 0 0 30px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/\" style=\"text-decoration: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/tan_full_word_480x480.png?v=1560968453\" alt=\"Greyline Performance Antennas\" width=\"220\" style=\"max-width: 220px; height: auto; border: 0;\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003ch1 style=\"font-size: 34px; line-height: 1.25; color: #1a1a1a; font-weight: bold; margin: 0 0 24px; text-align: center; font-family: Georgia,'Times New Roman',serif;\"\u003eThe Skyline 37: The Most Antenna We Build\u003c\/h1\u003e\n\u003cp style=\"margin: 0 0 20px;\"\u003eEvery band, 160 through 6, from one feedpoint and no radials — with the most length in the line. This is (currently) the tallest vertical Greyline builds. Take the 28-foot DX Vertical, add the 9-foot DX Whip, and you stand 37 feet of aperture into the sky with no flag and no compromise: 34 feet above the feedpoint, a full-size quarter wave on 40, and bonus gain across 40 through 17, strongest on 17 at about +4 dBi.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 28px;\"\u003eHere is what that height buys you, band by band, with no marketing fog.\u003c\/p\u003e\n\u003cdiv style=\"background: #1a1a1a; border-left: 4px solid #b8960c; padding: 26px 28px; margin: 0 0 32px;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 11px; font-weight: bold; letter-spacing: 1px; color: #b8960c; text-transform: uppercase; margin: 0 0 12px;\"\u003eWhat 37 Feet Is For\u003c\/p\u003e\n\u003cp style=\"color: #ffffff; font-style: italic; font-size: 22px; line-height: 1.5; margin: 0;\"\u003eHeight is the one upgrade every band rewards. This is the most of it we make.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 27px; color: #1a1a1a; font-weight: bold; margin: 40px 0 16px; font-family: Georgia,'Times New Roman',serif;\"\u003eWhy Add The Whip At All\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 20px;\"\u003eA bare 28-foot vertical is already a strong antenna on every band. So why nine more feet on top? Because length is aperture: it moves the bonus gain down the dial, and it brings 40 meters to full size, where every foot counts. Cycle 25 is sliding down the back side of a very good set of peak years. 10, 12, and 15 meters will see dips for a few years, and 17, 20, 30, and 40 will carry the DX. The whip puts more antenna exactly there.\u003c\/p\u003e\n\u003ch2 style=\"font-size: 27px; color: #1a1a1a; font-weight: bold; margin: 40px 0 16px; font-family: Georgia,'Times New Roman',serif;\"\u003eThe Gain, Band By Band\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 20px;\"\u003eWe model our antennas rather than guess at them. In NEC modeling over average ground — total height, feedpoint section included — measured against an ideal quarter-wave standing on a full field of buried radials, which sits at 0 dBi, here is the Skyline 37:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 0 0 16px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 16px;\"\u003e\n\u003ctr style=\"background: #1a1a1a; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left;\"\u003eBand\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left;\"\u003eModeled gain\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e40 m\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e+0.4 dBi — ahead of a full-radial quarter-wave, with no radials\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6; border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e30 m\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e+1.5 dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e20 m\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e+2.9 dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f8f6; border-bottom: 1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cstrong style=\"color: #1a1a1a;\"\u003e17 m\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cstrong style=\"color: #b8960c;\"\u003e+4.0 dBi — the strongest, pushing toward 20\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e15 m and up\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003eMulti-lobe pattern (see below)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 20px; font-size: 16px;\"\u003e\u003cstrong style=\"color: #1a1a1a;\"\u003eHow to read these numbers:\u003c\/strong\u003e 0 dBi is the textbook quarter-wave on dozens of buried radials — the antenna almost no small lot can hold. Every number in this table is at or above it. A decibel is about the smallest change an ear can hear; 3 dB doubles your power. \u003ca href=\"https:\/\/greylineperformance.com\/pages\/how-to-read-antenna-gain-dbi\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eHow to read antenna gain →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px;\"\u003e\u003cstrong\u003eWhere the bonus lives, 40 through 17 meters.\u003c\/strong\u003e Every band from 40 to 17 is ahead of the full-radial quarter-wave. The gain climbs steadily through the stack and is strongest on 17 meters at about +4 dBi — the highest number in the Greyline line — with 20 meters close behind. On 80 and 160 the extra length is aperture the band rewards: small-lot operators working 500 to 1,000 miles down there are delighted to be in the game.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 28px;\"\u003e\u003cstrong\u003eWhere it gets interesting, 15 through 10 meters.\u003c\/strong\u003e On the higher bands a radiator this tall starts behaving like an extended double Zepp, the pattern breaking into multiple lobes. That is not a defect, it is physics: some of those lobes point at useful angles and some do not, and plenty of operators enjoy 10, 12, and 15 on it. We would rather you know that going in than discover it on the air.\u003c\/p\u003e\n\u003cdiv style=\"background: #1a1a1a; border-left: 4px solid #b8960c; padding: 26px 28px; margin: 0 0 32px;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 11px; font-weight: bold; letter-spacing: 1px; color: #b8960c; text-transform: uppercase; margin: 0 0 12px;\"\u003eHow We State A Claim\u003c\/p\u003e\n\u003cp style=\"color: #ffffff; font-style: italic; font-size: 20px; line-height: 1.55; margin: 0 0 12px;\"\u003eWe model the gain, we name the bands where the pattern gets complicated, and we say so out loud. That is the difference between a spec sheet and a sales pitch.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/greyline-vda-optimizer\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eSee Every Band In The VDA Optimizer →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 27px; color: #1a1a1a; font-weight: bold; margin: 40px 0 16px; font-family: Georgia,'Times New Roman',serif;\"\u003eWho This Is For\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 20px;\"\u003eReach for the Skyline 37 if your lot and your wind can hold 37 feet and you want the most antenna Greyline makes — every band, a full-size 40, and the biggest bonus through the middle of the dial. It is the veteran's antenna: the one for the operator who has had towers and knows what aperture buys.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 28px;\"\u003eIf you are in an HOA and need the antenna to read as a flagpole, the Skyline 37 comes as a flagpole too — same height, same physics, with the flag hardware that keeps the peace with the neighbors.\u003c\/p\u003e\n\u003cdiv style=\"background: #ffffff; border-top: 3px solid #b8960c; border-left: 1px solid #DDD8CC; border-right: 1px solid #DDD8CC; border-bottom: 1px solid #DDD8CC; padding: 24px 28px; margin: 0 0 32px;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 11px; font-weight: bold; letter-spacing: 1px; color: #b8960c; text-transform: uppercase; margin: 0 0 14px;\"\u003eThe Build \/\/ 37 Feet, Two Pieces\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eBase:\u003c\/strong\u003e 28-foot DX Vertical, 160-6M, no radials, the tallest open vertical in the Greyline line.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eTop:\u003c\/strong\u003e 9-foot DX Whip, installs in about two minutes, no tools, field-upgradeable any time.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eTotal height:\u003c\/strong\u003e 37 feet of aperture into the sky.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eBonus bands:\u003c\/strong\u003e every band works; in NEC modeling it also runs ahead of a full-radial quarter-wave on every band from 40 through 17 — strongest on 17M (about +4.0 dBi) and 20M (about +2.9 dBi). Multi-lobe behavior 15M and up, described above.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eFT8 \/ digital:\u003c\/strong\u003e Full duty cycle at rated power — a solid radiator with no traps or loading coils to heat.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eHow it ships:\u003c\/strong\u003e 4-foot, 2-inch sections with the couplers already bolted on — no loose hardware — bagged and boxed, plus the whip.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px; color: #555;\"\u003e\u003cstrong\u003eConfigurations:\u003c\/strong\u003e Open DX Vertical (taller, no flag) or Flagpole (HOA-friendly, flies a flag).\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/9-foot-whip-for-greyline-antennas\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eSee The 9' DX Whip On Its Own →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 27px; color: #1a1a1a; font-weight: bold; margin: 40px 0 16px; font-family: Georgia,'Times New Roman',serif;\"\u003eAdd The Height, Work The Bands\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 20px;\"\u003eNo tuner trick replaces aperture. Thirty-seven feet of it, modeled and stated with its reference: every band on the dial, 40 at full size, the bonus strongest on 17, and the high bands there when you want to chase them. This is the most antenna Greyline builds.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 30px;\"\u003eThe masters teach the physics. Greyline ships the height. Now go work the bands!\u003c\/p\u003e\n\u003cdiv style=\"background: #ffffff; border-top: 3px solid #b8960c; border-left: 1px solid #DDD8CC; border-right: 1px solid #DDD8CC; border-bottom: 1px solid #DDD8CC; padding: 24px 28px; margin: 0 0 32px;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 11px; font-weight: bold; letter-spacing: 1px; color: #b8960c; text-transform: uppercase; margin: 0 0 14px;\"\u003eBuild Your Skyline 37\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px; color: #555;\"\u003e\u003cstrong\u003eOpen DX Vertical\u003c\/strong\u003e (taller, no flag) — 28' DXV plus the 9' DX Whip.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px; color: #555;\"\u003e\u003cstrong\u003eFlagpole (HOA-friendly)\u003c\/strong\u003e — 28' DX Flagpole plus the 9' DX Whip, with the flag hardware.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px; color: #555;\"\u003eCurrent pricing on each configuration is shown at the top of this page and on the \u003ca href=\"https:\/\/greylineperformance.com\/collections\/skyline-series\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eSkyline Series\u003c\/a\u003e page. Antennas ship within days, free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/skyline-37-flag-kit\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eSee the Flagpole Configuration →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #ffffff; border-top: 3px solid #b8960c; border-left: 1px solid #DDD8CC; border-right: 1px solid #DDD8CC; border-bottom: 1px solid #DDD8CC; padding: 24px 28px; margin: 0 0 30px;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 11px; font-weight: bold; letter-spacing: 1px; color: #b8960c; text-transform: uppercase; margin: 0 0 14px;\"\u003eThe Skyline Ladder + Keep Reading\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/collections\/skyline-series\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eThe Skyline 33 and Skyline 29\u003c\/a\u003e — the same idea at 33 and 29 feet, every band on both, with bonus gain strongest on 17 at about +3.5 dBi, for lots that want a shorter pole and a higher wind rating.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/tilt-up-base-kit-antenna-mount\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eThe Tilt-Up Base\u003c\/a\u003e — at 37 feet this is what keeps the antenna a one-person job. $50 off automatically with any Skyline.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/collections\/coax-feedline-genuine-times-microwave-heliax\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eAssembled Coax \u0026amp; Hardline\u003c\/a\u003e — genuine Times Microwave LMR and Andrew Heliax, 10% off with any antenna.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eWhat Height Should I Buy?\u003c\/a\u003e — every height works every band; here is where each one earns its bonus.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/antenna-selection-guide\" target=\"_blank\" rel=\"noopener\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003eThe Antenna Selection Guide\u003c\/a\u003e — tell it about your lot, and it finds your height.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-top: 3px solid #b8960c; padding-top: 24px; margin-top: 34px; text-align: center;\"\u003e\n\u003cp style=\"font-family: 'Courier New',Courier,monospace; font-size: 14px; color: #5c5c5c; margin: 0 0 8px;\"\u003e73 — Jon KL2A — \u003ca href=\"tel:4352004902\" style=\"color: #b8960c; font-weight: bold; text-decoration: none;\"\u003e435-200-4902\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; margin: 0 0 18px;\"\u003eHam Radio is fun again! Pass it on…\u003c\/p\u003e\n\u003ca href=\"https:\/\/greylineperformance.com\/\" style=\"text-decoration: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/brown_simple_240x240.png?v=1561676193\" alt=\"Greyline Performance Antennas\" width=\"80\" style=\"max-width: 80px; height: auto; border: 0;\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50011298627861,"sku":"SKY-37-DXV","price":1420.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/K7NV-vertical.jpg?v=1674670734"},{"product_id":"skyline-33-vertical-antenna","title":"Skyline 33 | 33' DX Vertical VDA (24' + 9' DX Whip)","description":"\u003cdiv style=\"max-width:860px; margin:0 auto; padding:8px 4px 24px; font-family:Georgia,'Times New Roman',serif; color:#555555; line-height:1.7; font-size:18px;\"\u003e\n\u003cdiv style=\"text-align:center; margin:0 0 22px;\"\u003e\u003cspan style=\"display:inline-block; font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:2px; color:#b8960c; border:1px solid #b8960c; padding:6px 15px; text-transform:uppercase;\"\u003eThe Signal Lab\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align:center; margin:0 0 30px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/\" style=\"text-decoration:none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/tan_full_word_480x480.png?v=1560968453\" alt=\"Greyline Performance Antennas\" width=\"220\" style=\"max-width:220px; height:auto; border:0;\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003ch1 style=\"font-size:34px; line-height:1.25; color:#1a1a1a; font-weight:700; margin:0 0 24px; text-align:center; font-family:Georgia,'Times New Roman',serif;\"\u003eThe Skyline 33: Every Band, From the Classic 40-Meter Height\u003c\/h1\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eThirty-three feet is not an arbitrary number. It is the textbook quarter-wave on 40 meters, the height operators have been building toward for a century of low-band work. Take the 24-foot DX Vertical, add the 9-foot DX Whip, and you stand exactly there — no tower, no radials, no guy wires — working every band from 160 through 6, with bonus gain across 30 through 15, strongest on 17 at about +3.5 dBi.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003eHere is what that height buys you, band by band, with no marketing fog.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a; border-left:4px solid #b8960c; padding:26px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 12px;\"\u003eWhat 33 Feet Is For\u003c\/p\u003e\n\u003cp style=\"color:#ffffff; font-style:italic; font-size:22px; line-height:1.5; margin:0;\"\u003eThe classic 40-meter height, every band above it, and a bonus riding on 17. The working DXer's build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eWhy Add The Whip At All\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003eA bare 24-foot vertical already works every band, with its own bonus up high and real reach below. So why nine more feet on top? Because more aperture moves the bonus down the bands and adds radiator on 40 and 80, where every backyard vertical is electrically short. The whip does not take a band away; it gives you more antenna on the low ones.\u003c\/p\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eThe Gain, Band By Band\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eWe model our antennas rather than guess at them. In NEC modeling over average ground — total height, feedpoint section included — measured against an ideal quarter-wave standing on a full field of buried radials, which sits at 0 dBi, here is the Skyline 33:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto; margin:0 0 16px;\"\u003e\u003ctable style=\"width:100%; border-collapse:collapse; font-size:16px;\"\u003e\n\u003ctr style=\"background:#1a1a1a; color:#fff;\"\u003e\n\u003cth style=\"padding:10px 12px; text-align:left;\"\u003eBand\u003c\/th\u003e\n\u003cth style=\"padding:10px 12px; text-align:left;\"\u003eModeled gain\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e40 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e0.0 dBi — equal to a full-radial quarter-wave, with no radials; about 1 dB over the bare 24-foot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6; border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e30 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e+1.1 dBi — ahead of the quarter-wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e20 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e+2.3 dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6; border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003e17 m\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e\u003cstrong style=\"color:#b8960c;\"\u003e+3.5 dBi — the strongest\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e15 m and up\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003eMulti-lobe pattern, still working (see below)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"margin:0 0 20px; font-size:16px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow to read these numbers:\u003c\/strong\u003e 0 dBi is the textbook quarter-wave on dozens of buried radials — the antenna almost no small lot can hold. A decibel is about the smallest change an ear can hear; 3 dB doubles your power. So do not be afraid of a zero or a small negative here. It is a lot of antenna. \u003ca href=\"https:\/\/greylineperformance.com\/pages\/how-to-read-antenna-gain-dbi\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eHow to read antenna gain →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003e\u003cstrong\u003eEvery band, 160 through 6.\u003c\/strong\u003e On 40 it matches the full-radial quarter-wave at the classic quarter-wave height. The gain climbs through 30 and 20 to its strongest on 17. On 80 and 160, the added length is aperture the band rewards: small-lot operators working 500 to 1,000 miles down there are delighted to be in the game.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003e\u003cstrong\u003eAnd up top, 15 through 10 meters.\u003c\/strong\u003e A radiator this tall on a short wavelength develops a multi-lobe pattern, some lobes at useful angles and some heading higher. That is physics, not a defect — plenty of that energy still lands where DX and regional contacts live, and the antenna works those bands every day.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a; border-left:4px solid #b8960c; padding:26px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 12px;\"\u003eHow We State A Claim\u003c\/p\u003e\n\u003cp style=\"color:#ffffff; font-style:italic; font-size:20px; line-height:1.55; margin:0 0 12px;\"\u003eWe model the gain, we name the bands where the pattern gets complicated, and we say so out loud. That is the difference between a spec sheet and a sales pitch.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/greyline-vda-optimizer\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSee Every Band In The VDA Optimizer →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eWho This Is For\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eReach for the Skyline 33 if your lot can hold 33 feet and you want the classic 40-meter height with every band above it. The founder, who has every Greyline height to swap between at home, runs his tallest with a whip on top — and reaches for a bare 24-foot when 10 meters opens. Height is the lever; the whip is how you pull it.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003eThe open vertical configuration is the taller, cleaner build. If you are in an HOA and need the antenna to read as a flagpole, the Skyline 33 comes as a flagpole too — same height, same physics, with the flag hardware that keeps the peace with the neighbors.\u003c\/p\u003e\n\u003cdiv style=\"background:#ffffff; border-top:3px solid #b8960c; border-left:1px solid #DDD8CC; border-right:1px solid #DDD8CC; border-bottom:1px solid #DDD8CC; padding:24px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eThe Build \/\/ 33 Feet, Two Pieces\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eBase:\u003c\/strong\u003e 24-foot DX Vertical — every band, 160-6M, one feedpoint, no radials.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eTop:\u003c\/strong\u003e 9-foot DX Whip, installs in about two minutes, no tools, field-upgradeable any time.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eTotal height:\u003c\/strong\u003e 33 feet — the classic 40-meter quarter-wave.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eBonus bands:\u003c\/strong\u003e every band works; in NEC modeling it also runs ahead of a full-radial quarter-wave across 30 through 15 — 17M (about +3.5 dBi), 20M (+2.3), 30M (+1.1) — and matches one on 40M. Multi-lobe 15M and up.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eFT8 \/ digital:\u003c\/strong\u003e Full duty cycle at rated power — a solid radiator with no traps or loading coils to heat.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eHow it ships:\u003c\/strong\u003e 4-foot, 2-inch sections with the couplers already bolted on — no loose hardware — bagged and boxed, plus the whip.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px; color:#555;\"\u003e\u003cstrong\u003eConfigurations:\u003c\/strong\u003e Open DX Vertical (taller, no flag) or Flagpole (HOA-friendly, flies a flag).\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/9-foot-whip-for-greyline-antennas\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSee The 9' DX Whip On Its Own →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f7f4ec; border-top:3px solid #b8960c; padding:24px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eComplete The Station — Priced As A System\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px; color:#555;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/tilt-up-base-kit-antenna-mount\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003eThe Tilt-Up Base\u003c\/a\u003e\u003c\/strong\u003e — at 33 feet, this is what keeps the antenna a one-person job for life. Walk it down to waist height for the whip, a hardware check, or a storm, and walk it back up alone. \u003cstrong\u003e$50 off automatically with any Skyline.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px; color:#555;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/collections\/coax-feedline-genuine-times-microwave-heliax\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003eAssembled coax and hardline\u003c\/a\u003e\u003c\/strong\u003e — genuine Times Microwave LMR-400 and LMR-600 and Andrew Heliax, cut to length, terminated, weatherproofed and labeled. The antenna is only as good as the line feeding it. \u003cstrong\u003e10% off the feedline automatically with any antenna.\u003c\/strong\u003e Measure radio to feedpoint and add about 15%.\u003c\/p\u003e\n\u003cp style=\"margin:0; color:#555;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eA tuner, in the shack or at the antenna\u003c\/strong\u003e — both work, and almost any decent-size ATU will do. The \u003ca href=\"https:\/\/greylineperformance.com\/products\/greyline-antenna-tuner-ldg-rt100-atu\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003eLDG RT-100 remote\u003c\/a\u003e is the easy, affordable starter; see the whole \u003ca href=\"https:\/\/greylineperformance.com\/collections\/antenna-tuner\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003etuner shelf\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eAdd The Height, Work The Bands\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 30px;\"\u003eThirty-three feet of aperture, modeled and stated with its reference: the number 40 meters was practically designed around, every band above it, and a 17-meter bonus riding on top. The masters teach the physics. Greyline ships the height. Now go work the bands.\u003c\/p\u003e\n\u003cdiv style=\"background:#ffffff; border-top:3px solid #b8960c; border-left:1px solid #DDD8CC; border-right:1px solid #DDD8CC; border-bottom:1px solid #DDD8CC; padding:24px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eBuild Your Skyline 33\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eOpen DX Vertical\u003c\/strong\u003e (taller, no flag) — 24' DXV plus the 9' DX Whip.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px; color:#555;\"\u003e\u003cstrong\u003eFlagpole (HOA-friendly)\u003c\/strong\u003e — 24' DX Flagpole plus the 9' DX Whip, with the flag hardware.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px; color:#555;\"\u003eCurrent pricing is shown at the top of this page and on the \u003ca href=\"https:\/\/greylineperformance.com\/collections\/skyline-series\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSkyline Series\u003c\/a\u003e page. Antennas ship within days, free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/skyline-33-flag-kit\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSee the Flagpole Configuration →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#ffffff; border-top:3px solid #b8960c; border-left:1px solid #DDD8CC; border-right:1px solid #DDD8CC; border-bottom:1px solid #DDD8CC; padding:24px 28px; margin:0 0 30px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eThe Skyline Ladder + Keep Reading\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/collections\/skyline-series\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eThe Skyline 37 and Skyline 29\u003c\/a\u003e — every band on both; the 37 carries the most aperture, with bonus gain up to about +4 dBi on 17, and the 29 is the shorter pole with a higher wind rating.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eWhat Height Should I Buy?\u003c\/a\u003e — aperture, the bonus, and why every height works every band.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/antenna-selection-guide\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eThe Antenna Selection Guide\u003c\/a\u003e — tell it your lot, it finds your height.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-top:3px solid #b8960c; padding-top:24px; margin-top:34px; text-align:center;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:14px; color:#5C5C5C; margin:0 0 8px;\"\u003e73 — Jon KL2A — \u003ca href=\"tel:4352004902\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003e435-200-4902\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:16px; font-weight:bold; color:#1a1a1a; margin:0 0 18px;\"\u003eHam Radio is fun again! Pass it on…\u003c\/p\u003e\n\u003ca href=\"https:\/\/greylineperformance.com\/\" style=\"text-decoration:none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/brown_simple_240x240.png?v=1561676193\" alt=\"Greyline Performance Antennas\" width=\"80\" style=\"max-width:80px; height:auto; border:0;\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50011300921621,"sku":"SKY-33-DXV","price":1320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/K1LDO-Chris-flagpole_whip_shot_new_8ff9f9aa-bab7-4982-8e76-32e8389c2158.jpg?v=1790529745"},{"product_id":"skyline-29-vertical-antenna","title":"Skyline 29 | 29' DX Vertical VDA (20' + 9' DX Whip)","description":"\u003cdiv style=\"max-width:860px; margin:0 auto; padding:8px 4px 24px; font-family:Georgia,'Times New Roman',serif; color:#555555; line-height:1.7; font-size:18px;\"\u003e\n\u003cdiv style=\"text-align:center; margin:0 0 22px;\"\u003e\u003cspan style=\"display:inline-block; font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:2px; color:#b8960c; border:1px solid #b8960c; padding:6px 15px; text-transform:uppercase;\"\u003eThe Signal Lab\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align:center; margin:0 0 30px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/\" style=\"text-decoration:none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/tan_full_word_480x480.png?v=1560968453\" alt=\"Greyline Performance Antennas\" width=\"220\" style=\"max-width:220px; height:auto; border:0;\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003ch1 style=\"font-size:34px; line-height:1.25; color:#1a1a1a; font-weight:700; margin:0 0 24px; text-align:center; font-family:Georgia,'Times New Roman',serif;\"\u003eThe Skyline 29: Every Band, With the Height to Wake Up 40\u003c\/h1\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eEvery band, 160 through 6, from one feedpoint and no radials. This is the balanced build: take the 20-foot DX Vertical, add the 9-foot DX Whip, and you stand 29 feet of aperture — enough height to wake up 40 meters, with bonus gain across 30 through 15, strongest on 17 at about +3.5 dBi, and a pattern that stays clean further up the dial than any taller Skyline.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003eHere is what that height buys you, band by band, with no marketing fog.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a; border-left:4px solid #b8960c; padding:26px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 12px;\"\u003eWhat 29 Feet Is For\u003c\/p\u003e\n\u003cp style=\"color:#ffffff; font-style:italic; font-size:22px; line-height:1.5; margin:0;\"\u003eEvery band on the dial. Enough height to wake up 40. Strong through 20, 17, and 15. The band-hopper's combo.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eWhy Add The Whip At All\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003eA bare 20-foot vertical is a proven performer — compact, stealthy, every band, with its strongest bonus on 10 meters. So why nine more feet on top? Because length is aperture: it moves the bonus gain down the dial, from 10 meters toward 17, and adds radiator on 40 and 80, where every backyard vertical is electrically short. For the 20-foot base, 40 meters stops being a stretch and starts being a working band.\u003c\/p\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eThe Gain, Band By Band\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eWe model our antennas rather than guess at them. In NEC modeling over average ground — total height, feedpoint section included — measured against an ideal quarter-wave standing on a full field of buried radials, which sits at 0 dBi, here is the Skyline 29:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto; margin:0 0 16px;\"\u003e\u003ctable style=\"width:100%; border-collapse:collapse; font-size:16px;\"\u003e\n\u003ctr style=\"background:#1a1a1a; color:#fff;\"\u003e\n\u003cth style=\"padding:10px 12px; text-align:left;\"\u003eBand\u003c\/th\u003e\n\u003cth style=\"padding:10px 12px; text-align:left;\"\u003eModeled gain\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e40 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e−0.5 dBi — within half a decibel of a full-radial quarter-wave, with no radials; about 1 dB over the bare 20-foot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6; border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e30 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e+1.1 dBi — ahead of the quarter-wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e20 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e+2.3 dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6; border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003e17 m\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e\u003cstrong style=\"color:#b8960c;\"\u003e+3.5 dBi — the strongest\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #DDD8CC;\"\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e15 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e+2.5 dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003e12 and 10 m\u003c\/td\u003e\n\u003ctd style=\"padding:10px 12px;\"\u003eMulti-lobe pattern (see below)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"margin:0 0 20px; font-size:16px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eHow to read these numbers:\u003c\/strong\u003e 0 dBi is the textbook quarter-wave on dozens of buried radials — the antenna almost no small lot can hold. A decibel is about the smallest change an ear can hear; 3 dB doubles your power. So do not be afraid of a half-decibel minus on 40. It is a lot of antenna. \u003ca href=\"https:\/\/greylineperformance.com\/pages\/how-to-read-antenna-gain-dbi\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eHow to read antenna gain →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003e\u003cstrong\u003eWhere the bonus lives, 30 through 15 meters.\u003c\/strong\u003e On 40 it sits within half a decibel of the full-radial quarter-wave. The gain climbs through 30 and 20, is strongest on 17 at about +3.5 dBi, and is still a healthy +2.5 on 15 — the 29-footer's quiet advantage, where its taller siblings have already gone multi-lobe. Fewer feet, better manners. And on 80 and 160, small-lot operators working 500 to 1,000 miles are delighted to be in the game.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003e\u003cstrong\u003eWhere it gets interesting, 12 and 10 meters.\u003c\/strong\u003e A radiator this tall on those short wavelengths develops a multi-lobe pattern, some lobes at useful angles and some not. That is physics, not a defect — plenty of that energy still lands where DX and regional contacts live, and it arrives later on the dial here than on any taller Skyline.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a; border-left:4px solid #b8960c; padding:26px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 12px;\"\u003eHow We State A Claim\u003c\/p\u003e\n\u003cp style=\"color:#ffffff; font-style:italic; font-size:20px; line-height:1.55; margin:0 0 12px;\"\u003eWe model the gain, we name the bands where the pattern gets complicated, and we say so out loud. That is the difference between a spec sheet and a sales pitch.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/greyline-vda-optimizer\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSee Every Band In The VDA Optimizer →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eWho This Is For\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eReach for the Skyline 29 if you hop bands all week — 40 for the evening nets, 20, 17, and 15 for the daylight DX — and you want one antenna that behaves everywhere. It is also the natural pick for the smaller lot: the least conspicuous Skyline in the ladder, with a higher wind rating than the taller builds.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 28px;\"\u003eThe open vertical configuration is the taller, cleaner build. If you are in an HOA and need the antenna to read as a flagpole, the Skyline 29 comes as a flagpole too — same height, same physics, with the flag hardware that keeps the peace with the neighbors.\u003c\/p\u003e\n\u003cdiv style=\"background:#ffffff; border-top:3px solid #b8960c; border-left:1px solid #DDD8CC; border-right:1px solid #DDD8CC; border-bottom:1px solid #DDD8CC; padding:24px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eThe Build \/\/ 29 Feet, Two Pieces\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eBase:\u003c\/strong\u003e 20-foot DX Vertical, 160-6M, no radials, the compact workhorse of the Greyline line.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eTop:\u003c\/strong\u003e 9-foot DX Whip, installs in about two minutes, no tools, field-upgradeable any time.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eTotal height:\u003c\/strong\u003e 29 feet of aperture, the balanced number.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eBonus bands:\u003c\/strong\u003e every band works; in NEC modeling it also runs ahead of a full-radial quarter-wave on 30 through 15 — 17M (about +3.5 dBi), 15M (+2.5), 20M (+2.3), 30M (+1.1) — and within half a decibel on 40M. Multi-lobe on 12M and 10M.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eFT8 \/ digital:\u003c\/strong\u003e Full duty cycle at rated power — a solid radiator with no traps or loading coils to heat.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eHow it ships:\u003c\/strong\u003e 4-foot, 2-inch sections with the couplers already bolted on — no loose hardware — bagged and boxed, plus the whip.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px; color:#555;\"\u003e\u003cstrong\u003eConfigurations:\u003c\/strong\u003e Open DX Vertical (taller, no flag) or Flagpole (HOA-friendly, flies a flag).\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/9-foot-whip-for-greyline-antennas\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSee The 9' DX Whip On Its Own →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f7f4ec; border-top:3px solid #b8960c; padding:24px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eComplete The Station — Priced As A System\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px; color:#555;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/tilt-up-base-kit-antenna-mount\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003eThe Tilt-Up Base\u003c\/a\u003e\u003c\/strong\u003e — at 29 feet, this is what keeps the antenna a one-person job for life. Walk it down to waist height for the whip, a hardware check, or a storm, and walk it back up alone. \u003cstrong\u003e$50 off automatically with any Skyline.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px; color:#555;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/collections\/coax-feedline-genuine-times-microwave-heliax\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003eAssembled coax and hardline\u003c\/a\u003e\u003c\/strong\u003e — genuine Times Microwave LMR-400 and LMR-600 and Andrew Heliax, cut to length, terminated, weatherproofed and labeled. The antenna is only as good as the line feeding it. \u003cstrong\u003e10% off the feedline automatically with any antenna.\u003c\/strong\u003e Measure radio to feedpoint and add about 15%.\u003c\/p\u003e\n\u003cp style=\"margin:0; color:#555;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eA tuner, in the shack or at the antenna\u003c\/strong\u003e — both work, and almost any decent-size ATU will do. The \u003ca href=\"https:\/\/greylineperformance.com\/products\/greyline-antenna-tuner-ldg-rt100-atu\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003eLDG RT-100 remote\u003c\/a\u003e is the easy, affordable starter; see the whole \u003ca href=\"https:\/\/greylineperformance.com\/collections\/antenna-tuner\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; text-decoration:none;\"\u003etuner shelf\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:27px; color:#1a1a1a; font-weight:700; margin:40px 0 16px; font-family:Georgia,'Times New Roman',serif;\"\u003eAdd The Height, Work The Bands\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 30px;\"\u003eThe balanced build does not chase one band, it shows up on all of them. Twenty-nine feet of aperture, modeled and stated with its reference, waking up 40 meters with bonus gain through the middle of the dial — one antenna for the operator who refuses to pick a favorite. The masters teach the physics. Greyline ships the height. Now go work the bands.\u003c\/p\u003e\n\u003cdiv style=\"background:#ffffff; border-top:3px solid #b8960c; border-left:1px solid #DDD8CC; border-right:1px solid #DDD8CC; border-bottom:1px solid #DDD8CC; padding:24px 28px; margin:0 0 32px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eBuild Your Skyline 29\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px; color:#555;\"\u003e\u003cstrong\u003eOpen DX Vertical\u003c\/strong\u003e (taller, no flag) — 20' DXV plus the 9' DX Whip.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px; color:#555;\"\u003e\u003cstrong\u003eFlagpole (HOA-friendly)\u003c\/strong\u003e — 20' DX Flagpole plus the 9' DX Whip, with the flag hardware.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px; color:#555;\"\u003eCurrent pricing is shown at the top of this page and on the \u003ca href=\"https:\/\/greylineperformance.com\/collections\/skyline-series\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSkyline Series\u003c\/a\u003e page. Antennas ship within days, free to the USA and Canada.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/products\/skyline-29-flag-kit\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eSee the Flagpole Configuration →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#ffffff; border-top:3px solid #b8960c; border-left:1px solid #DDD8CC; border-right:1px solid #DDD8CC; border-bottom:1px solid #DDD8CC; padding:24px 28px; margin:0 0 30px;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:11px; font-weight:bold; letter-spacing:1px; color:#b8960c; text-transform:uppercase; margin:0 0 14px;\"\u003eThe Skyline Ladder + Keep Reading\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/collections\/skyline-series\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eThe Skyline 33 and Skyline 37\u003c\/a\u003e — the 33 at the classic 40-meter quarter-wave height; the 37 with the most length in the line, bonus gain up to about +4 dBi on 17.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/what-height-hf-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eWhat Height Should I Buy?\u003c\/a\u003e — every height works every band; here is where each one earns its bonus.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003ca href=\"https:\/\/greylineperformance.com\/pages\/antenna-selection-guide\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003eThe Antenna Selection Guide\u003c\/a\u003e — tell it about your lot, and it finds your height.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-top:3px solid #b8960c; padding-top:24px; margin-top:34px; text-align:center;\"\u003e\n\u003cp style=\"font-family:'Courier New',Courier,monospace; font-size:14px; color:#5C5C5C; margin:0 0 8px;\"\u003e73 — Jon KL2A — \u003ca href=\"tel:4352004902\" style=\"color:#b8960c; font-weight:bold; text-decoration:none;\"\u003e435-200-4902\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:16px; font-weight:bold; color:#1a1a1a; margin:0 0 18px;\"\u003eHam Radio is fun again! Pass it on…\u003c\/p\u003e\n\u003ca href=\"https:\/\/greylineperformance.com\/\" style=\"text-decoration:none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/brown_simple_240x240.png?v=1561676193\" alt=\"Greyline Performance Antennas\" width=\"80\" style=\"max-width:80px; height:auto; border:0;\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50011301085461,"sku":"SKY-29-DXV","price":1220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/K7NV-vertical.jpg?v=1674670734"},{"product_id":"28-hd-heavy-duty-3-inch-greyline-hf-vertical","title":"28' HD — Heavy-Duty 3\" Greyline HF Vertical","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHeavy-Duty · 3-Inch Base · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe 28' HD: The Greyline Built for Wind.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe same Greyline design, every band 160 through 6 from a single feedpoint with no radials, built on a heavy-duty 3-inch base. For exposed sites, northern winters, open ground, and operators who want the full 28 feet with real margin under it.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eNow Taking Orders — Ships in 1-2 Weeks\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:16px;color:#ffffff;\"\u003eThe first 28' HD goes to Iceland, to face the winter winds. Anyone watching the weather channel?\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eThe next builds are right behind it, ready to go. Order now and yours ships in one to two weeks, free to the USA and Canada. Rated well above the standard 28'; the certified ASCE 7-10 numbers are published here with the final engineering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1.5px solid #B8960C;padding:14px 20px;margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0;font-size:15px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWant it to fly a flag?\u003c\/strong\u003e The HD also comes as a real flagpole, flag kit included: \u003ca href=\"\/ar\/products\/28-hd-dx-flagpole-heavy-duty-3-inch\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003e28' HD DX Flagpole →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1.5px solid #B8960C;padding:14px 20px;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0;font-size:15px;\"\u003e\u003cstrong style=\"color:#1a1a1a;\"\u003eWant it taller?\u003c\/strong\u003e The HD finishes in the same top sections as every Greyline, so the \u003ca href=\"\/ar\/products\/9-foot-whip-for-greyline-antennas\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003e9' DX Whip\u003c\/a\u003e seats right on it: 37 feet of HF vertical on a heavy-duty base, the tallest Greyline we build, with the whip's added length paying most on 40, 80 and 160. The wind rating with the whip is published with the certified numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eWhy a 3-Inch Base\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;\"\u003eA wind rating comes from the whole pole, not the diameter alone. A fatter pole catches more wind, so it only wins when the structure is engineered for it. The HD is: a heavy-duty 3-inch base where the bending load lives, every joint bolted in stainless, engineered to ASCE 7-10. For reference, the standard 2-inch 28-footer is rated 55 MPH, and the HD is rated well above it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 8px;\"\u003eWhich 28-Footer? Same Antenna, Two Builds\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:8px 10px;width:24%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e28' (2-inch)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e28' HD (3-inch base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eSignal\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003eIdentical: every band 160-6M, same feedpoint, same performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eWind (ASCE 7-10)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e55 MPH (DX Flagpole: 35 with the flag flying)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003eWell above the standard 28'; certified numbers published with the final engineering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eWith the 9' whip\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eSkyline 37\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003e37 feet on a heavy-duty base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eBuilt for\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eMost yards and HOA lots; tilt it down ahead of a big storm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eOpen ground, ridgelines, coastline, high plains, northern winters: sites where wind is the design problem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003ePrice\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e$1,250 DX Vertical · $1,295 DX Flagpole\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e$2,195 DX Vertical · $2,240 DX Flagpole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eWithin days\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eIn 1-2 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt-Up Base\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e3\" HD Tilt-Up Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"margin:10px 0 0;font-size:14px;\"\u003eNot sure which your site needs? Call 435-200-4902 and tell us about it. \u003ca href=\"\/ar\/products\/28-foot-vertical-antenna\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eSee the standard 28' →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials, and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. Frozen ground, rock and sand included. One feedpoint, every band.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003ePair It With the 3\" HD Tilt-Up Base\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eA heavier pole deserves its own tilt. The \u003ca href=\"\/ar\/products\/tilt-up-base-kit-3-in-od-poles-and-masts\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003e3\" HD Tilt-Up Base\u003c\/a\u003e is built alongside the antenna, with the same one-direction pivot that stops dead at vertical, so the HD comes down for maintenance or ahead of a storm. It ships in the same window, and it's $25 off with the HD in the cart.\u003c\/p\u003e\n\u003cdiv style=\"background:#ffffff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eWatch: 14 Seconds\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;\"\u003eOne person raises a 24' Greyline alone on the standard Tilt-Up Base. The HD tilt uses the same pivot, scaled for the heavier pole. \u003ca href=\"https:\/\/youtu.be\/maFU_DfyiyY\" target=\"_blank\" rel=\"noopener\" style=\"color:#b8960c;font-weight:bold;text-decoration:none;\"\u003eWatch the 14-second raise →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e28 feet; 37 feet with the 9' DX Whip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eHeavy-duty 3\" base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA, Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eASCE 7-10, rated well above the standard 28'; certified numbers, with and without the whip, published with the final engineering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 12 cubic feet of 3,000 psi concrete over gravel, set plumb; PE-designed foundation for exposed or critical sites; drawing included with your order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003ePublished with the certified wind rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada; worldwide at carrier cost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eDesigned and built in the Mountain West · KL2A and HQ in Sun Valley, Idaho\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years. We improve the design whenever we learn a better way; this page is the current reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;margin:0 0 16px;\"\u003ePhoto: a standard Greyline 28-footer. HD build photos from the bench are coming.\u003c\/p\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50219631051029,"sku":"GL-HD28-3OD","price":2195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_255feb80-e977-4dc9-a22f-01f93f6988e9.png?v=1791309545"},{"product_id":"skyline-37-hd-vertical-antenna","title":"Skyline 37 HD | 37' DX Vertical on the Heavy-Duty 28' HD (28' HD + 9' DX Whip)","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eSkyline Series · Heavy-Duty · 37 Feet · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe Skyline 37 HD: The Tallest Greyline, on the Strongest Base.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe 28' HD with the 9' DX Whip on top: 37 feet of HF vertical, every band 160 through 6 from a single feedpoint, no radials, built on an oversized heavy-duty base. The same height as the Skyline 37, for sites where the wind makes the decision: open ground, ridgelines, coastline, high plains and northern winters.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eAbout 85 MPH at 37 Feet · Now Taking Orders\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eOur engineering model puts the Skyline 37 HD at about 85 mph with the whip on, 37 feet in the air. Ships in 1-2 weeks, built alongside the 28' HD, with free shipping to the USA and Canada. That figure is a preliminary engineering estimate; the PE-certified rating will be published here when it is complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f7f4ec;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eWhy the Whip Pays\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;\"\u003eHeight is aperture. On 40, 80 and 160, where every backyard vertical is electrically short, nine more feet adds radiator exactly where it counts. Higher up the dial, the antenna's strongest band moves down from 10 meters toward 17 and 20. In NEC modeling over average ground, a 37-foot Greyline reaches about +4 dBi on 17 meters at the best DX angle, and every band still works.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 8px;\"\u003eWhich 37-Footer? Same Antenna, Two Builds\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:8px 10px;width:24%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003eSkyline 37\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003eSkyline 37 HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eSignal\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003eIdentical: 37 feet, every band 160-6M, same feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eBase\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eStandard 2-inch 28'\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003eHeavy-duty 28' HD base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt it down ahead of a big storm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;font-weight:bold;\"\u003eAbout 85 mph at full height*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eBuilt for\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eMost yards\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eSites where wind is the design problem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003eTilt-Up Base\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;vertical-align:top;\"\u003e3\" HD Tilt-Up Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"margin:10px 0 0;font-size:13px;color:#888;\"\u003e*Preliminary engineering estimate; PE-certified rating to follow.\u003c\/p\u003e\n\u003cp style=\"margin:6px 0 0;font-size:14px;\"\u003eNot sure which your site needs? Call 435-200-4902 and tell us about it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy No Radials, and Why It Works\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eA traditional quarter-wave vertical feeds at its base, so every ohm of ground resistance sits in series with the antenna and steals signal before it leaves your yard. The Greyline VDA is a vertical dipole: return current flows through the lower element, not a buried radial field, so the antenna stops depending on your soil. Frozen ground, rock and sand included. One feedpoint, every band.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWalk It Down Before the Storm\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003ePair it with the 3\" HD Tilt-Up Base, built alongside the antenna with the same one-direction pivot that stops dead at vertical. One rule for every tall antenna: when the forecast turns, walk it down.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e37 feet (28' HD + 9' DX Whip, whip adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eOversized heavy-duty base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; strongest on 17M (about +4 dBi, NEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eVDA, Vertical Dipole Antenna, off-center fed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 85 mph at 37 feet with the whip (preliminary engineering estimate); PE-certified rating to follow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 12 cubic feet of 3,000 psi concrete over gravel, set plumb; PE-designed foundation for exposed or critical sites; drawing included with your order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eIn the box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e28' HD radiator, 9' DX Whip, feedline kit (ladder line, five snap-on ferrites, ladder-line to PL-259 adapter, spacers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada; worldwide at carrier cost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eHome\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eDesigned and built in the Mountain West · KL2A and HQ in Sun Valley, Idaho\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50300349055253,"sku":"SKY-37-HD-DXV","price":2390.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/K7NV-vertical.jpg?v=1674670734"},{"product_id":"24-hd-heavy-duty-greyline-hf-vertical","title":"24' HD | Heavy-Duty Greyline HF Vertical, 160-6M","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHD Series · Heavy-Duty · 24 Feet · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe 24' HD: Built for Wind, Sized for the Height Limit.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eEvery band 160 through 6 from a single feedpoint, no radials, on an oversized heavy-duty base. The 24' HD is the 28' HD with one section fewer: the strength of the heavy-duty base at a height many lots and HOAs allow. For coastlines, hurricane country, ridgelines, high plains and northern winters.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eAbout 107 MPH at 24 Feet · Now Taking Orders\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eOur engineering model puts the 24' HD at about 107 mph, against 70 mph for the standard 24-foot vertical. Ships in 1-2 weeks with free shipping to the USA and Canada. That figure is a preliminary engineering estimate; the PE-certified rating will be published here when complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 8px;\"\u003eWhich 24-Footer? Same Antenna, Two Builds\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:8px 10px;width:24%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e24' DX Vertical\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e24' HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eSignal\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;border-top:1px solid #EEE8DC;font-weight:bold;\"\u003eIdentical: every band 160-6M, same feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003e70 mph (ASCE 7-10)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;font-weight:bold;\"\u003eAbout 107 mph*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eWith the 9' whip\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eSkyline 33\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;font-weight:bold;\"\u003e33 feet at about 90 mph*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eTilt\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eTilt-Up Base\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003e3\" HD Tilt-Up Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"margin:10px 0 0;font-size:13px;color:#888;\"\u003e*Preliminary engineering estimate; PE-certified rating to follow. Not sure which your site needs? Call 435-200-4902.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eEvery Band, From One Feedpoint\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEvery Greyline works every band, 160 through 6. At 24 feet the antenna also runs ahead of a full-radial quarter-wave on several bands in NEC modeling over average ground, strongest on 12 and 10 meters, with real gain on 30, 20, 17 and 15. The Greyline is a vertical dipole: return current flows through the lower element, not a buried radial field, so frozen ground, rock and sand don't matter.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWant It Taller? Add the Whip\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eThe 9' DX Whip seats right on top: 33 feet on the heavy-duty base, at about 90 mph in our engineering model. Pair it with the 3\" HD Tilt-Up Base and walk it down when the forecast turns.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e24 feet; 33 feet with the 9' DX Whip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eOversized heavy-duty base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M, one feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 107 mph; about 90 mph with the whip (preliminary engineering estimates); PE-certified ratings to follow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eHeavy-duty concrete foundation, set plumb; drawing included with your order; PE-designed foundation for exposed or critical sites\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eIn the box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e24' HD radiator with top truck, feedline kit (ladder line, five snap-on ferrites, ladder-line to PL-259 adapter, spacers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50311647461653,"sku":"GL-24-HD-DXV","price":2095.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_d6a5148f-ebfa-4099-ad3e-4434fae4da06.png?v=1792777975"},{"product_id":"20-hd-heavy-duty-greyline-hf-vertical","title":"20' HD | Heavy-Duty Greyline HF Vertical, 160-6M","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHD Series · Heavy-Duty · 20 Feet · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe 20' HD: The Strongest Greyline We Build.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eEvery band 160 through 6 from a single feedpoint, no radials, on an oversized heavy-duty base. At 20 feet it keeps a low profile for strict height limits and stands up to the worst weather on the coast, the plains and the ridgelines.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eAbout 124 MPH at 20 Feet · Now Taking Orders\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eOur engineering model puts the 20' HD at about 124 mph, against 90 mph for the standard 20-foot vertical. Ships in 1-2 weeks with free shipping to the USA and Canada. That figure is a preliminary engineering estimate; the PE-certified rating will be published here when complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #DDD8CC;border-top:3px solid #B8960C;padding:16px 20px;margin:0 0 28px;\"\u003e\n\u003cp style=\"font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;margin:0 0 8px;\"\u003eWhich 20-Footer? Same Antenna, Two Builds\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:8px 10px;width:24%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e20' DX Vertical\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;font-weight:bold;color:#1a1a1a;\"\u003e20' HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eSignal\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;border-top:1px solid #EEE8DC;font-weight:bold;\"\u003eIdentical: every band 160-6M, same feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003e90 mph (ASCE 7-10)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;font-weight:bold;\"\u003eAbout 124 mph*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eTilt\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003eTilt-Up Base\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-top:1px solid #EEE8DC;\"\u003e3\" HD Tilt-Up Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"margin:10px 0 0;font-size:13px;color:#888;\"\u003e*Preliminary engineering estimate; PE-certified rating to follow. Not sure which your site needs? Call 435-200-4902.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eEvery Band, From One Feedpoint\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEvery Greyline works every band, 160 through 6. At 20 feet the antenna also runs ahead of a full-radial quarter-wave on 20 through 10 meters in NEC modeling over average ground, strongest on 10. The Greyline is a vertical dipole: return current flows through the lower element, not a buried radial field, so frozen ground, rock and sand don't matter.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e20 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eOversized heavy-duty base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M, one feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 124 mph (preliminary engineering estimate); PE-certified rating to follow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eHeavy-duty concrete foundation, set plumb; drawing included with your order; PE-designed foundation for exposed or critical sites\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eIn the box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e20' HD radiator with top truck, feedline kit (ladder line, five snap-on ferrites, ladder-line to PL-259 adapter, spacers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50314774708501,"sku":"GL-20-HD-DXV","price":1995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_74a80d17-6930-4a1b-b683-612e5810c50e.png?v=1792853303"},{"product_id":"32-hd-heavy-duty-greyline-hf-vertical","title":"32' HD | Heavy-Duty Greyline HF Vertical, 160-6M","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eHD Series · Heavy-Duty · 32 Feet · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe 32' HD: More Antenna, on the Heavy-Duty Base.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eEvery band 160 through 6 from a single feedpoint, no radials, 32 feet tall on an oversized heavy-duty base. The extra height adds electrical length where it pays most: 40, 80 and 160 meters.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eAbout 82 MPH at 32 Feet · Check Your Local Code First\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eOur engineering model puts the 32' HD at about 82 mph. That is below the design wind speed required in much of the United States, so before you order, look up your site's design wind speed (the ATC Hazards by Location map shows it) or call us. A PE-stamped site letter is available, billed per project. Pair it with the 3\" HD Tilt-Up Base and walk it down ahead of high wind. The figure is a preliminary engineering estimate; the PE-certified rating will be published here when complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eEvery Band, From One Feedpoint\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eEvery Greyline works every band, 160 through 6. Taller adds electrical length for 40, 80 and 160. The Greyline is a vertical dipole: return current flows through the lower element, not a buried radial field, so frozen ground, rock and sand don't matter.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e32 feet; 41 feet with the 9' DX Whip (the Skyline 41 HD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eOversized heavy-duty base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M, one feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 82 mph (preliminary engineering estimate). Below the design wind speed in much of the U.S.: check your local code; PE-stamped site letter available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eHeavy-duty concrete foundation, set plumb; drawing included with your order; PE-designed foundation recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eIn the box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e32' HD radiator with top truck, feedline kit (ladder line, five snap-on ferrites, ladder-line to PL-259 adapter, spacers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50314774774037,"sku":"GL-32-HD-DXV","price":2344.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_e5e43dd5-b9c2-4ac6-9b04-9c119452a49b.png?v=1792853304"},{"product_id":"skyline-33-hd-vertical-antenna","title":"Skyline 33 HD | 33' DX Vertical on the Heavy-Duty 24' HD (24' HD + 9' DX Whip)","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eSkyline Series · Heavy-Duty · 33 Feet · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe Skyline 33 HD: Skyline Height, Built for Wind.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe 24' HD with the 9' DX Whip on top: 33 feet of HF vertical, every band 160 through 6 from a single feedpoint, no radials, on an oversized heavy-duty base. The same signal as the Skyline 33, for sites where the wind makes the decision.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eAbout 90 MPH at 33 Feet · Now Taking Orders\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eOur engineering model puts the Skyline 33 HD at about 90 mph with the whip on, 33 feet in the air. Ships in 1-2 weeks with free shipping to the USA and Canada. That figure is a preliminary engineering estimate; the PE-certified rating will be published here when complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy the Whip Pays\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eHeight is aperture. On 40, 80 and 160, nine more feet adds radiator exactly where it counts. In NEC modeling over average ground, a 33-foot Greyline is strongest on 17 meters, about +3.5 dBi at the best DX angle, and every band still works.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e33 feet (24' HD + 9' DX Whip, whip adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eOversized heavy-duty base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M; strongest on 17M (about +3.5 dBi, NEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 90 mph at 33 feet with the whip (preliminary engineering estimate); PE-certified rating to follow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eHeavy-duty concrete foundation, set plumb; drawing included with your order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eIn the box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e24' HD radiator, 9' DX Whip, feedline kit (ladder line, five snap-on ferrites, ladder-line to PL-259 adapter, spacers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50314774806805,"sku":"SKY-33-HD-DXV","price":2290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_2e9f9839-4a8c-4672-a5c5-7c642ad9f93d.png?v=1792853304"},{"product_id":"skyline-41-hd-vertical-antenna","title":"Skyline 41 HD | 41' DX Vertical on the Heavy-Duty 32' HD (32' HD + 9' DX Whip)","description":"\u003cdiv style=\"max-width:860px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#555;line-height:1.65;\"\u003e\n\u003cp style=\"font-size:11px;text-transform:uppercase;letter-spacing:2.5px;color:#b8960c;font-weight:bold;margin:0 0 8px;\"\u003eSkyline Series · Heavy-Duty · 41 Feet · 160-6M · No Radials · Made in USA\u003c\/p\u003e\n\u003ch2 style=\"font-size:26px;font-weight:bold;color:#1a1a1a;line-height:1.25;margin:0 0 14px;\"\u003eThe Skyline 41 HD: The Tallest Greyline We Build.\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;margin:0 0 14px;\"\u003eThe 32' HD with the 9' DX Whip on top: 41 feet of HF vertical, every band 160 through 6 from a single feedpoint, no radials, on an oversized heavy-duty base. Built for operators chasing 40, 80 and 160, on open ground with room to stand tall.\u003c\/p\u003e\n\u003cdiv style=\"background:#1a1a1a;color:#e8e8e8;padding:20px 24px;border-left:4px solid #B8960C;margin:0 0 24px;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:bold;color:#b8960c;text-transform:uppercase;letter-spacing:1px;\"\u003eAbout 78 MPH at 41 Feet · Check Your Local Code First\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;color:#e8e8e8;\"\u003eOur engineering model puts the Skyline 41 HD at about 78 mph with the whip on. That is below the design wind speed required in much of the United States, so before you order, look up your site's design wind speed (the ATC Hazards by Location map shows it) or call us. A PE-stamped site letter is available, billed per project. Pair it with the 3\" HD Tilt-Up Base and walk it down ahead of high wind. The figure is a preliminary engineering estimate; the PE-certified rating will be published here when complete.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eWhy the Height Pays\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;margin:0 0 28px;\"\u003eHeight is aperture. On 40, 80 and 160, where every backyard vertical is electrically short, 41 feet of radiator puts much more antenna in the air. Every band still works, 160 through 6, from one feedpoint.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;font-weight:bold;color:#1a1a1a;margin:0 0 10px;\"\u003eSpecs\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 28px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;width:38%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e41 feet (32' HD + 9' DX Whip, whip adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003ePole\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eOversized heavy-duty base, 6061-T6 aluminum, stainless hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eBands\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eEvery band, 160-6M, one feedpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eRadials\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eAbout 78 mph at 41 feet (preliminary engineering estimate). Below the design wind speed in much of the U.S.: check your local code; PE-stamped site letter available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eFoundation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eHeavy-duty concrete foundation, set plumb; drawing included with your order; PE-designed foundation recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eIn the box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e32' HD radiator, 9' DX Whip, feedline kit (ladder line, five snap-on ferrites, ladder-line to PL-259 adapter, spacers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eShips\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003eIn 1-2 weeks; free to the USA and Canada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f8f6;\"\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:bold;\"\u003e7 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"font-size:13px;color:#888;font-style:italic;margin:0;\"\u003eHam Radio is fun again! Pass it on… 73, Jon KL2A · Greyline Performance · 435-200-4902\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Greyline Performance","offers":[{"title":"Default Title","offer_id":50314774839573,"sku":"SKY-41-HD-DXV","price":2539.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0028\/2571\/5779\/files\/greylinehfstealthantennahoaflagpoleWB2DCA-28-roof-mounted_480x480_279eeddd-9054-4e16-b9a3-4602a74cfba0.png?v=1792853305"}],"url":"https:\/\/greylineperformance.com\/ar\/collections\/vertical-antenna.oembed?page=2","provider":"Greyline Performance Antennas","version":"1.0","type":"link"}