Open-source boards designed in KiCad by afiskon on GitHub, from 4 repositories. A board’s address here is its repository’s there.
afiskon/hbr-mk2
All HF bands QRP CW/SSB transceiver
afiskon/retro-computers
Projects, related to retro-computers
afiskon/ayn-4b
Portable QRP CW Transceiver
afiskon/ayn-dc
DC QRP CW transceiver