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 ...

What attracts a lot of people to amateur radio is that it gives you the ability to make your own gear. Scratch-building hams usually start by making their own antennas, but eventually, the itch to … ...

“Oh, and there’s a catch — you have to learn Morse code, since this is a CW-only transmitter.” Nah, you can do a little hack and put a dynamic microphone in the oscillator line and have AM.