When the first radios and telegraph lines were put into service, essentially the only way to communicate was to use Morse code. The first transmitters had extremely inefficient designs by today ...

You can see the project in operation in the video below. Once you learn how to read Morse code, ... I don’t know about this Arduino based decoder but I have tried a lot of different soundcard ...

Morse Code Generator and Decoder Last Updated: 7/27/18. Teaching Standard: This project uses two Arduino to communicate with each other using light by means of Morse Code. As a more advanced project, ...