Little circuit of a Morse Code Oscillator is presented here. Excellent for learning and teaching Morse code, this code practice oscillator – ideal solution to practice sending the code and improve ...

I needed something with a minimal amount of fuss and controls to do a couple of things. Get onto LICW Zoom classes to send code via a straight key. Have something play characters to echo back for ...

If you’re looking for a simple way to make an RF transmitter, check out [Tomasz]’s Morse code transmitter. His design uses nothing more than a microcontroller and a 16MHz crystal to transmit CW Morse ...