![]() ![]() ![]() However, it is technically not binary, as the pause lengths are required to decode the information. Morse code is transmitted using just two states (on and off) so it was an early form of a digital code. ![]() The short and long elements can be formed by sounds, marks, or pulses, in on off keying and are commonly known as "dots" and "dashes" or "dits" and "dahs." Morse code can be transmitted in a number of ways: originally as electrical pulses along a telegraph wire, but also as an audio tone, a radio signal with short and long tones, or as a mechanical or visual signal (for example, a flashing light) using devices like an Aldis lamp or a heliograph. Morse code is a method for transmitting telegraphic information, using standardized sequences of short and long elements to represent the letters, numerals, punctuation and special characters of a message. 1922 Chart of the Morse Code Letters and Numerals ![]()
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