Onboard LEDs for all aux outputs for simple decoder testing Breakout header for most E24 pins, including speaker, motor, rectified rail power, Vcc, plus all five E24 GPIO pins (Aux 3, 4, 10, 11, 12) ...
For a hobby that’s ostensibly all about reaching out to touch someone, ham radio can often be a lonely activity. Lots of hams build and experiment with radio gear much more than they’re actually on ...