If you are a ham radio operator of a certain age, you probably remember ads for “The Instructograph,” a mechanical device for learning Morse code. [Our Own Devices] has an ancient specimen of the ...

A small open-source handheld radio called Fennec is turning the ESP32-S3 into much more than a conventional AM/FM receiver.

Last Saturday, more than 150 listeners across the U.S., Italy, France and Japan huddled by their radios to decipher a series of Morse Code transmitted by the Maritime Radio Historical Society. MRHS ...

Your guides to the weird side of the web explore the hidden secrets of Morse code alongside a fascinating variety of unique internet tools and oddities.