A discussion of SWR — Standing Wave Ratio — can be complicated, but it really doesn’t need to be.
“Let us understand what happens if you have a hill or mountain in the way of your radio signal because I recently published a video showing you... Read more
Decibels (dB) can be slightly confusing. Here is a simple short video explaining. Callum. Read more
Review of the features and operating controls of the FX-4C – a great little SDR Transceiver designed by BG2FX. Transmission frequency range: 3.5... Read more
How to Comply with FCC RF Exposure Rules Forum Featuring Ed Hare, W1RFI | at 2022 Dayton Hamvention®
In May 2021, new FCC rules regarding exposure to RF energy went into effect. The limits haven’t changed, but the ways that some amateur operator... Read more
By Nick Sinanis, callsign SV3SJ, President of the International Amateur Radio Club (IARC), and Attila Matas, callsign OM1AM, Vice-president and Statio... Read more
The Federal Communications Commission is proposing to fine an amateur radio operator for alleged interference with firefighting efforts in Idaho last... Read more