He had been thinking about building a code practice oscillator in a Altoids Smalls tin, but wasn’t sure he could squeeze an Arduino Pro ... you’ve ever written Morse code software, one ...

While messing around with basic electronic circuits when reviewing the Minty Geek Lab last June, I put together a Morse Code Oscillator ... Kaltenbrummer's project page. An Arduino Ethernet ...

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 ...