But we were impressed with [SirDan’s] Morse code decoder built with the graphical MakeCode. Granted, it is reading 5 element groups from a button on the BBC micro:bit and not worrying about ...

A single momentary push button represents the device’s sole ... strings and representing their principle characters in Morse code. Interestingly enough, in the past we’ve seen a single LED ...

Now Morse code is used largely in airplane navigational systems for identification purposes, says Paul F. Johnston, curator of maritime history at the National Museum of American History.

Morse code, on the other hand ... Operators would push down on a button attached to a small slab of brass that made an electrical connection between two wires. The connection sent electricity ...