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Broken Arrow incidents. The US Department of Defense has officially recognized at least 32 "Broken Arrow" incidents from 1950 to 1980. [5] Examples of these events include: 1950 British Columbia B-36 crash. 1956 B-47 disappearance. 1958 Mars Bluff B-47 nuclear weapon loss incident. 1958 Tybee Island mid-air collision.
Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...
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In communication, a code word is an element of a standardized code or protocol. Each code word is assembled in accordance with the specific rules of the code and assigned a unique meaning. Code words are typically used for reasons of reliability, clarity, brevity, or secrecy.
crossword security alarm. In 1944, codenames related to the D-Day plans appeared as solutions in crosswords in the British newspaper, The Daily Telegraph, which the British Secret Services initially suspected to be a form of espionage.
Multiservice tactical brevity codes are codes used by various military forces. The codes' procedure words, a type of voice procedure, are designed to convey complex information with a few words.
A code word is a word or a phrase designed to convey a predetermined meaning to an audience who know the phrase, while remaining inconspicuous to the uninitiated.
In telecommunication, a commercial code is a code once used to save on cablegram costs. [1] Telegraph (and telex) charged per word sent, so companies which sent large volumes of telegrams developed codes to save money on tolls.
Code word may refer to: Code word (communication), an element of a standardized code or protocol. Code word (figure of speech), designed to convey a predetermined meaning to a receptive audience, while remaining inconspicuous to others. Procedure word, in voice communication.