When it comes to SDR, you can usually find cheap products that receive and expensive products that can also transmit....
Yard Stick One
North America's Premiere Amateur Radio News Magazine
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via Hackaday: An Early History of Space Stations: The Brick Moon Made Real
via Hackaday: PVC Pipe Turned DIY Digital Telescope
via Amateur Radio Daily: SafecomLink for Pactor – Hamradio Edition Launches in the WiMo Store
via Hackaday: Toy Computer Restored
via Amateur Radio Daily: APRS Connect: A Messaging-First APRS Client for Android, Free Over APRS-IS
