You may wonder why anyone would want to learn Morse code. You don’t need it for a ham license anymore. There are, however, at least three reasons you might want to learn it anyway. First, some people ...

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 ...

FERGUSON, Mo. -- Staccato clicks tapped from an old brass gadget. Derek Cohn, his ear fixed upon the mysterious rhythm, jotted letters onto paper. From Bloomington, Ill., came the weather report: ...

[Patrick Schless] is excited to show off the project he took on about nine months ago. After finding an antique telegraph sounder he wired it up to an Arduino to see if he could make it tick. The ...

The system is simple enough. A sending device, or key, is connected by wire to a sounder. Touching the key completes the circuit and sends an electric pulse to the sounder, consisting of an ...

There's a certain allure to being fluent in languages or codes. John Larsen is a retired health administrator with fond memories of working as a... Oct 07, 2010 — There's a certain allure to being ...