Talking about this Chinese ham radio transceiver requires a veritable flurry of acronyms: HF, SSB, QRP, and SDR to start with. [Paul] does a nice job of unboxing the rig and checking it out. The radio ...

Radio contact with Voyager 2. Setting up office background music with FM radio. Building a QRP ham radio. Radio is our oldest electronic technology. Spark gap got it going, but it was the vacuum tube ...