The "serial_to_DAC_to_speaker" directory contains the Arduino code. The "serial_sender" directory contains a rather trivial C program (to run on the computer) that copies a file to a serial port.

My Arduino based Speaker protection for 4 channels. AVE ! I am happy to share my project with you. If you use or upgrade it I would be happy if you give some feeback to me just to see how it works ...

Posted in Arduino Hacks Tagged amateur radio, arduino, ham, microphone, morse, morse code, radio, speaker, translate ← Retrotechtacular: Multi-Purpose Military Magazines Make Maintenance Memorable ...