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 portable practice set in a case used for teaching telegraph and wireless operators Morse code. Spring-operated motor with winding crank on right side. A punched-paper tape is pulled around a spindle ...

Morse Code Day, observed on April 27, honors Samuel Morse, the inventor of Morse code, and celebrates this groundbreaking method of communication. Before modern technology, messages took weeks to ...

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 ...