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Learn the history and usage of the most widely used set of clear-code words for communicating the letters of the Roman alphabet, such as Alpha, Bravo, Charlie and Delta. The code words are also known as NATO spelling alphabet, ICAO phonetic alphabet and radiotelephony spelling alphabet.
Learn about different kinds of radio codes, such as brevity codes, operating signals, procedure words and spelling alphabets. Find out how they are used in telecommunication systems and car audio systems.
Bead Window is a code word used by various military forces to indicate the last transmission potentially disclosed unauthorized information. It is one of the American standardized brevity code words for multiservice operations and does not include words unique to single service operations.
Procedure words are words or phrases used in radio telephone procedure to convey information in a standard format. Learn the meaning and usage of prowords such as roger, copy, wilco, say again, and more.
Ten-codes are abbreviated phrases used by public safety officials and CB radio enthusiasts to communicate quickly and clearly. Learn about the history, meaning and usage of ten-codes, such as 10-4 (understood), 10-33 (officer needs help) and 10-7 (out of service).
Morse code abbreviations are not the same as prosigns.Morse abbreviations are composed of (normal) textual alpha-numeric character symbols with normal Morse code inter-character spacing; the character symbols in abbreviations, unlike the delineated character groups representing Morse code prosigns, are not "run together" or concatenated in the way most prosigns are formed.
Morse code is a system of encoding text characters as dots and dashes for telecommunication. Learn about its development by Samuel Morse and Alfred Vail, its international alphabet and variations, and its applications and history.
A code word is an element of a standardized code or protocol with a unique meaning. Learn about the types, uses, and examples of code words in communication, such as spelling alphabet, safeword, and duress code.