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  2. Knowledge Is Power — Stay Informed With the Best Police Scanners

    www.aol.com/news/knowledge-power-stay-informed...

    For premium support please call: 800-290-4726 more ways to reach us

  3. 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.

  4. Police radio - Wikipedia

    en.wikipedia.org/wiki/Police_radio

    Police radio is a radio system used by police and other law enforcement agencies to communicate with one ... there are prohibitions on certain radio scanner devices ...

  5. Trunked radio system - Wikipedia

    en.wikipedia.org/wiki/Trunked_radio_system

    Most scanners that can listen to trunked radio systems (called trunk tracking) are able to scan and store individual talkgroups just as if they were frequencies. The difference in this case is that the groups are assigned to a certain bank in which the trunked system is programmed. In other words, the talkgroups are stored on the trunked bank.

  6. Police code - Wikipedia

    en.wikipedia.org/wiki/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 other ...

  7. Fentanyl scanners that sat idle for lack of federal funds can ...

    www.aol.com/news/fentanyl-scanners-sat-idle-lack...

    Fifty-six scanners that can detect fentanyl in cars at border crossings will be installed due to $200 million in federal funds approved after an NBC News report.