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Police code. A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or ...
Certain agencies may add or remove certain codes. For example, in the Los Angeles Police Department's radio procedures, Code 1 is not a response code, and its meaning is transferred to Code 2, the original meaning of which is transferred to the semi-official response code "Code 2-High". Additionally, some agencies use "Code 99" which means for ...
Ten-code. Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code.[1]
In the "event the radio is not a viable means for transmitting data (i.e., radio traffic is busy)", the police officer will use the digital all-points bulletin. [6] The officer enters the same exact information into the mobile computer terminal. By doing this, they are able to make the message equivalent to a radio message, with the same codes. [7]
The APCO phonetic alphabet, a.k.a. LAPD radio alphabet, is the term for an old competing spelling alphabet to the ICAO radiotelephony alphabet, defined by the Association of Public-Safety Communications Officials-International [1] from 1941 to 1974, that is used by the Los Angeles Police Department (LAPD) and other local and state law enforcement agencies across the state of California and ...
Home Office radio. Home Office radio was the VHF and UHF radio service provided by the British government to its prison service, emergency service (police, ambulance and fire brigade) and Home Defence agencies from around 1939. The departmental name was the Home Office Directorate of Telecommunications, commonly referred to as DTELS.
This is an accepted version of this page This is the latest accepted revision, reviewed on 22 September 2024. Letter names for unambiguous communication Not to be confused with International Phonetic Alphabet. Alphabetic code words A lfa N ovember B ravo O scar C harlie P apa D elta Q uebec E cho R omeo F oxtrot S ierra G olf T ango H otel U niform I ndia V ictor J uliett W hiskey K ilo X ray ...
Procedure word. Procedure words (abbreviated to prowords) are words or phrases limited to radiotelephony procedure used to facilitate communication by conveying information in a condensed standard verbal format. [1] Prowords are voice versions of the much older procedural signs for Morse code which were first developed in the 1860s for Morse ...