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Q and Z signals

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Q and Z signals are brevity codes widely used in Morse code radio telegraphy. [1]

3 relations: Morse code, Q code, Z code.

Morse code

Morse code is a method of transmitting text information as a series of on-off tones, lights, or clicks that can be directly understood by a skilled listener or observer without special equipment.

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Q code

The Q code is a standardized collection of three-letter message encodings, also known as a brevity code, all of which start with the letter "Q", initially developed for commercial radiotelegraph communication, and later adopted by other radio services, especially amateur radio.

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Z code

Z Code (like Q Code and X Code) is a set of operating signals used in CW, TTY and RTTY radio communication.

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[1] https://en.wikipedia.org/wiki/Q_and_Z_signals

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