Samuel Morse. However, maybe we should call it Vail code after Alfred Vail, who may be its real inventor. Haven’t heard of him? You aren’t alone. Yet he was behind the first telegraph key and ...

Originally developed for telegraph systems ... An Arduino converts Morse code characters tapped at the key into keystrokes over USB. As [voxnulla] knows, when butterflies aren’t available ...

World Amateur Radio Day is celebrated on April 18 to recognize the formation of the International Amateur Radio Union (IARU) ...

Dolbear patented this telegraph sounder ... of the Straight Key Century Club, whose thousands of members use simple up-and-down keys like those used by the first Morse code operators, instead ...

Morse code is a communication ... three dots. The code was initially transmitted as electrical pulses sent along a telegraph wire, and later via radio waves, but it’s versatile in how it can ...