Morse code can be sent using low power, equipment built from simple materials or even using mirrors or flashlights. Finally, Morse code is a very simple way to do covert communications.

Posted in Radio Hacks Tagged arduino, cq, keyer, morse code, servo, straight key ← Building A Rather Rudimentary Arduino Tank Bot Turning A Raspberry Pi Into An SNES → ...

This project uses two Arduino to communicate with each other using light by means of Morse Code. As a more advanced project, it has some complex array usage and investigates converting switch inputs ...