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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 other ...
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 ...
Ten-code. Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by law enforcement 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 "code" is one of many innocuous sounding secret codes that stores use to alert employees to problems without distracting you from shopping. We tracked down some current and former retail ...
The End of Watch Call or Last Radio Call is a ceremony in which, after a police officer's death (usually in the line of duty but sometimes from illness), the officers from his or her unit or department gather around a police radio, over which the police dispatcher issues one call to the officer, followed by a silence, then a second call, followed by silence.
Code 10: Request to clear frequency for broadcast of wanted/warrant information; Code 12: Request to clear frequency for request for information on potential individual arrest warrant; Code 20: Notify media (or media already on scene) Code 30: Burglar alarm (can be Code 30-Silent) Code 30-Adam: Burglar alarm, location is monitored with audio by ...
The first High Times mention of 4:20 smoking and a 4/20 holiday appeared in May 1991 and erroneously attributed the origin of the term to a police code; this and other spurious incorrect origin stories became common. The connection to the Waldos appeared in December 1998.
The blue wall of silence, [1] also blue code [2] and blue shield, [3] are terms used to denote the informal code of silence among police officers in the United States not to report on a colleague 's errors, misconducts, or crimes, especially as related to police brutality in the United States. [4] If questioned about an incident of alleged ...