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  2. Police code - Wikipedia

    en.wikipedia.org/wiki/Police_code

    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 ...

  3. Covert listening device - Wikipedia

    en.wikipedia.org/wiki/Covert_listening_device

    A covert listening device, more commonly known as a bug or a wire, is usually a combination of a miniature radio transmitter with a microphone. The use of bugs, called bugging, or wiretapping is a common technique in surveillance, espionage and police investigations. Self-contained electronic covert listening devices came into common use with ...

  4. Radio scanner - Wikipedia

    en.wikipedia.org/wiki/Radio_scanner

    An Icom IC-R5 hand-held scanner A GMRS radio that also has scanning capabilities. A scanner (also referred to as a radio scanner) is a radio receiver that can automatically tune, or scan, two or more discrete frequencies, stopping when it finds a signal on one of them and then continuing to scan other frequencies when the initial transmission ceases.

  5. Owensboro police encrypting scanner traffic; could Evansville ...

    www.aol.com/owensboro-police-encrypting-scanner...

    He added that the Henderson Police Department does not currently plan to encrypt its radio system. Arguments over access and transparency Encrypting radio traffic has become more common across the ...

  6. Millimeter wave scanner - Wikipedia

    en.wikipedia.org/wiki/Millimeter_wave_scanner

    A millimeter wave scanner is a whole-body imaging device used for detecting objects concealed underneath a person’s clothing using a form of electromagnetic radiation. Typical uses for this technology include detection of items for commercial loss prevention, smuggling, and screening for weapons at government buildings and airport security ...

  7. Trunked radio system - Wikipedia

    en.wikipedia.org/wiki/Trunked_radio_system

    A trunked radio system is an advanced alternative in which the channel selection process is done automatically, so as to avoid channel conflicts and maintain frequency efficiency across multiple talkgroups. This process is handed by what is essentially a central radio traffic controller, a function automatically handled by a computer system.

  8. NYC police commissioner resigns amid nightclub probe

    www.aol.com/news/nyc-police-commissioner...

    New York Police Commissioner Edward Caban resigned Thursday amid a federal investigation into the department's nightclub enforcement, according to sources familiar with the matter.

  9. List of police-related slang terms - Wikipedia

    en.wikipedia.org/wiki/List_of_police-related...

    Anda. An Urdu language word meaning egg, for the pure-white uniform of traffic police in urban Pakistani areas like Karachi. Askar/Askari. A Somali term meaning “soldier” which is often used by Somali immigrants to the United Kingdom to refer to police. It is commonly used by rappers in UK drill. Aynasız.