Amateur "Ham" Radio
Amateur Radio Satellites (AMSAT)
Ham Radio Outlet
AMSAT UK
Amateur Radio High Altitude Balloon Launches
K8YSE's MP3 Files of Amateur Radio Satellites
Kenwood USA
American Radio Relay League
Yaesu USA
Amateur Electronic Supply
Icom Amateur Radio USA
Universal Radio
Amateur Radio on the International Space Station
International Space Station Fan Club
SETI Institute
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