Morse code is a communication system developed by Samuel Morse, an American inventor, in the late 1830s. The code uses a combination of short and long pulses – dots and dashes, respectively – that ...
Le code peut être transporté via un signal radio permanent que l'on allume et éteint (onde continue), une impulsion électrique à travers un câble télégraphique, un signal mécanique ou visuel (flash ...
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