and he’s proved there’s plenty of scope for old-fashioned radio homebrewing in an SDR with his RADIG project. It’s an SDR transceiver for HF which does all the work of quadrature splitting ...

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.

LONDON A complete software-defined radio (SDR) developers’ kit to speed the design of wireless communications applications for defense, civilian and commercial sectors is the first result of the ...