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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 ...
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]
This is a list of police radio dramas. Dramas involving police procedure, private detectives, and espionage have been a mainstay of programming since the early days of broadcasting. Although police radio dramas reached their popularity during the golden age of radio and were largely displaced by television, they continue to be produced in many ...
September 8, 1939. Calling All Cars is an old-time radio police drama in the United States. It was broadcast on the CBS West Coast network [1] and on the Mutual - Don Lee Network [2] November 29, 1933 – September 8, 1939 and carried by transcription on stations in other areas. The program was notable for being one of the first police dramas ...
In the United States, response codes are used to describe a mode of response for an emergency unit responding to a call. They generally vary but often have three basic tiers: Code 3: Respond to the call using lights and sirens. Code 2: Respond to the call with emergency lights, but without sirens. Alternatively, sirens may be used if necessary ...
Police radio. Police radio is a radio system used by police and other law enforcement agencies to communicate with one another. Police radio systems almost always use two-way radio systems to allow for communications between police officers and dispatchers . Most modern police radio systems are encrypted, and many jurisdictions have made ...
Dramas involving police procedural work, and private detectives, secret agents, and the justice system have been a mainstay of broadcast television since the early days of broadcasting. Shows that are not dramatic programming are indicated (e.g. reality television , comedy or comedy drama ).
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.