USB Iambic Key Adapter in a Day: YD-RP2040, a Printed Case and a Koch Morse Trainer
路 13 min read
I own an iambic paddle but had nothing to practise with: switching on the transceiver for that is a chore, and browser trainers expect keyboard presses. One day later there were three things: an adapter that turns the paddle into a USB keyboard, a case for it with my callsign, and a trainer that understands the paddle itself.