If you’re looking for a simple way to make an RF transmitter, check out [Tomasz]’s Morse code transmitter. His design uses nothing more than a microcontroller and a 16MHz crystal to transmit CW Morse ...

Morse code, the language of the telegraph, is a system of communication that's composed of combinations of short and long tones that represent the letters of the alphabet. The tones are sometimes ...

Morse code, or CW, is a subject that divides the amateur radio community from top to bottom. For some it’s a faded anachronism, while for others it’s the purest form of the art. With it no longer in ...

It may be the ultimate SOS--Morse Code is in distress. The language of dots and dashes has been the lingua franca of amateur radio, a vibrant community of technology buffs and hobbyists who have ...

It’s SOS time for Morse code. After a century and a half as a lingua franca of long-distance communication, the deliberate dots and dashes are destined for obscurity. The ubiquitous telephone ...

In case you’re not a former sailor or ham radio operator, the above is not a typesetting snafu. Those are the dashes and dots (or “dits” and “dahs,” as telegraph operators often vocalize them) that ...

The first message sent by Morse code's dots and dashes across a long distance traveled from Washington, D.C., to Baltimore on Friday, May 24, 1844-175 years ago. It signaled the first time in human ...

When someone says Morse code, it is natural for some to think of spy movies where they used Morse code for communication. Well, it is an important innovation in communication; after all, it is the ...