The Signal Report | Operator Stories, Antenna Physics, Field Reports | Greyline
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187 Countries on 35 Watts: Craig W3GF, Seven Years on a 20-Foot Vertical
Seven years, one 20-foot Greyline vertical, 35 watts, and 187 DXCC entities — Craig W3GF's log, in his own words. -
Every Station He Can Hear: Bernie KB6FRD's 24-Footer Under a Nevada Sky
Bernie, KB6FRD, busted a Big Island pileup on 17 meters with 100 watts and a 24-foot DX Flagpole on the Tilt-Up Base. The faux rock at the base hides the tuner. Spanish Springs, Nevada. -
Eighty Meters After Twenty-One Years
Tom Dandrea, N3EQF, had not made a QSO on 80 meters in 21 years in his HOA community. He added four feet to his 24 ft flagpole, and the first week brought RI1FJL on 15, P29YY on 17, and his first 80 meter contacts from that house. -
Two Weeks of Voicemails, Then This: W3GF's 20-Footer and the Whip in a Florida HOA
A missing part, two weeks of unanswered voicemails, and then a phone call from a man beside himself with how well his 20-foot flagpole and 9-foot whip work in a big Florida HOA. The failure is part of the story. -
Half My Pileup Gone: A Thousand Pounds of Aluminum for the Butte
A high-school era pileup over the North Pole, a friend who took half of it, and a truck carrying 1,000 pounds of Yagi elements across Montana to the radio ranch where they finally get to fly. On big towers, negative horizons, and why the same physics ends up on a flagpole.
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Nine Feet You Have Not Used Yet: What the Whip Actually Buys
The most-viewed product on our site is a nine-foot piece of aluminum, and almost nobody knows what it does. Kraus on radiation resistance, where the 5/8-wave point lands at each height, and why the tilt base decides whether this is an afternoon or a project. -
How Greyline Works: The Clubhouse, The Bookshelf, The Tools, and You
New here? This is the whole thing in one page: the free live DX console, the physics shelf we read from, the three calculators, how field reports become published stories, what the Net actually is, and the phone number a real operator answers. -
A Match Is Not A Result: What 1:1 SWR Does And Does Not Tell You
A perfect 1:1 match proves your power left the radio. It does not prove it left as signal. Maxwell and Zavrel on the difference, the dummy-load thought experiment, and the one question to ask any antenna maker who says the word efficient. -
Why Your Greyline Ships In Two Boxes
The long freight box carries the aluminum. The second box carries the feed system, choke, and flag kit -- and it travels by a different carrier. Here is what rides where, and what to do while you wait. -
Why Your Tuner Cannot Fix a Jumping SWR
A good tuner, a clean match, and the SWR wandering from 17 meters down. The tuner is fine; the antenna is moving. The three usual suspects, the physics of why low bands suffer first, and the free fix to try before you buy anything. -
Where The Choke Goes: The Matched Side, Every Time
The common-mode choke goes on the radio side of the tuner, on the matched line. Between the antenna and the tuner it only makes work for your ATU. The published physics of W7EL, K9YC, W2DU, and W7SX, plus three real stations from one week of Greyline mail. -
The Stainless Swap: Clean, Grease, Snug, and the One Never
Spare hours before the season turns? Replace tired hardware the way the bench does it: read the rust, clean the joint, grease the surfaces, all loose then snug, and the one never at the helicoils. An afternoon without a tilt, an hour with one.
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