[Rostislav Persion] wrote a simple Morse Code decoder to run on his Arduino ... A Morse decoder built today is more likely to be used to decode machine-generated signals, for example, debugging ...

The military had a great interest in training Morse code operators at one time. They had machines that used inked paper tape like the TG-34-A in the video below. There was also the Instructograph ...

Sending Morse code from a mountaintop—altitude offers ham radios greater range—“is like being a clandestine spy and having your own secret language.” Worldwide, Galchutt is one of fewer ...