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.
VU3CER's Robust Class-D HF PA for https://github.com/kholia/Easy-Digital-Beacons-v1 project for 40-20-17-15-10 bands. For extra fun, use this PA with https://github ...
This QRP SWR meter was designed for using with my Yaesu FT-817ND transceiver ... The microampermeter I used for SWR indication is actually a tuning indicator from an old radio receiver. Its full ...