Navy ships typically communicate with each other via radio or satellites, but every ship has a few backups just in case. One of the most common backups is the signal lamp, where sailors can send Morse ...
Hazel Picking, who has died aged 100, was a visual signaller in the WRNS during the Second World War. As a Girl Guide, Hazel Roberts (as she was born) had been good at Morse and semaphore, and, coming ...
The new Flashing Light to Text Converter (FLTC) is a ship-to-ship communication system that enables U.S. Navy vessels to use their signal lamps to text message each other. FLTC features (1) a camera ...
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