A few years back, [Floyd, K8AC] built a high frequency autotuner as an addition to his Ham radio setup. Based off a design he saw in QST magazine back in the early ’90s, he has been using the tuner ...

Something that all radio amateurs encounter sooner or later is the subject of impedance matching. If you’d like to make sure all that power is transferred from your transmitter into the antenna and ...

One set was connected to a circa-1980s ham radio tuner. The other went 65 feet to the top of a steam-powered pile driver at Thresherman’s Park. “Murphy’s law,” Cramer said. “You can sit at home and ...

During the 2024 holiday season, amateur radio operators were treated to a unique gift from the International Space Station (ISS): a slow-scan television (SSTV) image of NASA astronauts Sunita Williams ...