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Telegraph (and telex) charged per word sent, so companies which sent large volumes of telegrams developed codes to save money on tolls. Elaborate commercial codes which encoded complete phrases into single words were developed and published as codebooks of thousands of phrases and sentences with corresponding codewords. Commercial codes were ...
The earliest code used commercially on an electrical telegraph was the Cooke and Wheatstone telegraph five needle code (C&W5). This was first used on the Great Western Railway in 1838. C&W5 had the major advantage that the code did not need to be learned by the operator; the letters could be read directly off the display board.
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This telegram was sent by Orville Wright in December 1903 from Kitty Hawk, North Carolina, following the first successful airplane flight.. Telegram style, telegraph style, telegraphic style, or telegraphese [1] is a clipped way of writing which abbreviates words and packs information into the smallest possible number of words or characters.
Telegraph operators would often interleave Phillips Code with numeric wire signals that had been developed during the American Civil War era, such as the 92 Code. These codes were used by railroad telegraphers to indicate logistics instructions and they proved to be useful when describing an article's priority or confirming its transmission and ...
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Telegraph and teletype procedures Q code and prosigns for Morse code are used in amateur radio , aviation, and marine radio . They provide specific abbreviations for concepts related to aviation, shipping, RTTY, radiotelegraph, and amateur radio. [ 38 ]
ACP-131 Allied military brevity codes; ARRL Numbered Radiogram; Commercial codes such as the Acme Commodity and Phrase Code, the ABC Telegraphic Code, Bentley's Complete Phrase Code, and Unicode