HEATKEYS

DX Zone directory with 15000 Amateur Radio links, about Ham-Radio radio scanning, cb radio and shortwave listening, antenna homebrew projects and a complete radio software collection. Include a free classified ads, ham radio reviews and operators di...

APRS Homepage

Authoritative home for APRS-IS descriptions and specifications

The home page of ham radio operator Julian Moss, G4ILO, of Cockermouth, Cumbria, UK. Stealth ham radio, APRS, low power operating, free Morse code training and HF propagation software.

Home page for Bob Witte, K0NR

This is the website of the Amateur Radio Transmitting Society Ham Radio Club in Louisville, Kentucky. The Amateur Radio Transmitting Society is Louisville’s oldest ham radio club, founded in 1927.

RTL-SDR is a very cheap software defined radio that uses a DVB-T TV tuner dongle based on the RTL2832U chipset. It was found by Linux developer Antti Palosaari that the I/Q data could be accessed directly, which allowed the TV tuner to be converted i...

TAPR Home Page. TAPR is a non-profit educational research and development organization focused on the issues of amateur radio wireless digital communications. TAPR is focused on Spread Spectrum communications and other new technologies. Please visi...