Morse code used to be widely used around the globe. Before voice transmissions were possible over radio, Morse code was all the rage. Nowadays, it’s been replaced with more sophisticated ...

but plenty of amateur radio operators still use this mode including [Kevin] aka [KB9RLW] who has built a circuit which can translate spoken Morse code into a broadcasted Morse radio signal.

Martin Kaltenbrunner’s Tworse Key is an Arduino-powered Morse code translator that outputs your taps to Twitter. Martin Kaltenbrunner’s Tworse Key is an Arduino-powered Morse code translator ...