The Signal Report | Operator Stories, Antenna Physics, Field Reports | Greyline

The radios in the tent are the same radios on your desk. What changes everything is what is in the air. What Field Day proves, and how to keep it all 52 weekends.

When the power grid goes dark, the internet fails, and cell towers go silent, the last line of defense isn't a high-tech satellite. It's a network of credentialed amateur radio operators — some of them your neighbors — running real traffic on the bands. The "Internet of Radio" works because it doesn't depend on infrastructure that fails. Meet AG4FC, a MARS-credentialed operator running a 28-foot Greyline DX Flagpole at his oceanfront Florida HOA.