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34:11
Ham Radio Repeaters: Complete Guide with Instructions
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Whisper Writer Telex to Radio Teletype Conversion
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Downloading Images From US Military Satellites
15:14
120 Meter Shortwave Band - Digital Desert and the Russians
11:03
Radio Rambles #1: Calling CQ on 2m and what to say
25:06
Crystal Radios: No Batteries? No Problem!
35:46
What Happened to the World's Largest Tube TV?
21:09