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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]
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 ...
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 ...
This is a list of law enforcement agencies in the state of Indiana. According to the US Bureau of Justice Statistics' 2008 Census of State and Local Law Enforcement Agencies, the state had 482 law enforcement agencies employing 13,171 sworn police officers, about 206 for each 100,000 residents.
The Indianapolis Metropolitan Police Department ( IMPD) is the law enforcement agency for the city of Indianapolis, Indiana, United States. Its operational jurisdiction covers all of the consolidated city of Indianapolis and Marion County except for the four excluded cities of Beech Grove, Lawrence, Southport, and Speedway (see Unigov ).
The Indiana State Police was the first law enforcement agency in North America to have authorized the use of the famed "Drunk-o-meter", a chemical test to determine levels of alcohol intoxication, which was invented in 1938 by Rolla N. Harger, M.D., a professor at Indiana University. [15]
City of Louisville police old patch, 2012. The Louisville Metro Police Department ( LMPD) began operations on January 6, 2003, as part of the creation of the consolidated city-county government in Louisville, Kentucky, United States. It was formed by the merger of the Jefferson County Police Department and the Louisville Division of Police.
Although the term 12 is a police radio call code, urban slang has changed it into a warning phrase. Possible etymologies include 1312, the numeric representation of the acronym " ACAB " which stands for "all cops are bastards", as well as an account of the phrase deriving from the 1970s television show Adam-12 .