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  2. Police radio code - Wikipedia

    en.wikipedia.org/wiki/Police_radio_code

    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 status codes. These code types may be used in the same sentence to describe specific aspects of a situation. Codes vary by country, administrative subdivision, and agency.

  3. Emergency service response codes - Wikipedia

    en.wikipedia.org/wiki/Emergency_service_response...

    Code 1: A time critical case with a lights and sirens ambulance response. An example is a cardiac arrest or serious traffic accident. Code 2: An acute but non-time critical response. The ambulance does not use lights and sirens to respond. An example of this response code is a broken leg. Code 3: A non-urgent routine case. These include cases ...

  4. Police radio - Wikipedia

    en.wikipedia.org/wiki/Police_radio

    Calling for help or signaling other officers could only be done by shouting, using a whistle, or hitting things to make sounds. [1] This meant that properly calling for assistance, reporting an incident or arrest, being dispatched to handle a crime, or requesting police resources was only possible if the officer reached a telephone or call box. [2]

  5. Ten-code - Wikipedia

    en.wikipedia.org/wiki/Ten-code

    The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [ 1 ] The codes, developed during 1937–1940 and expanded in 1974 by the Association of Public-Safety Communications Officials-International (APCO), allow brevity and standardization of message traffic.

  6. Voice-activated radio-dispatched alarm - Wikipedia

    en.wikipedia.org/wiki/Voice-activated_radio...

    A voice-activated radio-dispatched alarm, or VARDA-alarm, is a type of burglar alarm that, when activated or "tripped", broadcasts the type of the alarm and the transmitter location over the local police radio frequency using a pre-recorded audio message. [1] In 1968, the voice-activated radio dispatched alarm (VARDA), was invented.

  7. Talk:Police radio code - Wikipedia

    en.wikipedia.org/wiki/Talk:Police_radio_code

    Most police codes derive from the California Penal Code section numbers. PC section 311 was the old code for indecent exposure. It was replaced in 1961 with PC section 314. Captain Packrat 23:08, 9 June 2011 (UTC)

  8. International distress frequency - Wikipedia

    en.wikipedia.org/wiki/International_distress...

    406 MHz / 406.1 MHz - Cospas-Sarsat international satellite-based search and rescue (SAR) distress alert detection and information distribution system; Emergency position-indicating radiobeacon station (EPIRB) Search and rescue transponder (SART) Survival radio

  9. List of radio stations in Illinois - Wikipedia

    en.wikipedia.org/wiki/List_of_radio_stations_in...

    105.1 FM: Shelbyville: The Cromwell Group, Inc. of Illinois: Adult hits WEMV-LP: 103.1 FM: Vandalia: Elijah Message Ministry: Christian WEPS: 88.9 FM: Elgin: Board of Education School District U-46: High school/Public radio/Classical WERV-FM: 95.9 FM: Aurora: Alpha Media Licensee LLC: Classic alternative WESN: 88.1 FM: Bloomington: Illinois ...