enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Call signs in the United States - Wikipedia

    en.wikipedia.org/wiki/Call_signs_in_the_United...

    Call signs in the United States are identifiers assigned to radio and television stations, which are issued by the Federal Communications Commission (FCC) and, in the case of most government stations, the National Telecommunications and Information Administration (NTIA). They consist of from 3 to 9 letters and digits, with their composition ...

  3. Police radio code - Wikipedia

    en.wikipedia.org/wiki/Police_radio_code

    A police radio 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 ...

  4. Tactical designator - Wikipedia

    en.wikipedia.org/wiki/Tactical_designator

    Police units in the United States tend to use a tactical designator (or tactical callsign) consisting of a letter of the police radio alphabet followed by one or two numbers. For example, "Mary One" might identify the head of a city's homicide division. Police and fire department radio systems are assigned official callsigns, however. Examples ...

  5. List of radio stations in Massachusetts - Wikipedia

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

    The following is a list of the FCC-licensed radio stations in the United States Commonwealth of Massachusetts, which can be sorted by their call signs, frequencies, cities of license, licensees, and programming formats.

  6. Call sign - Wikipedia

    en.wikipedia.org/wiki/Call_sign

    Russian nuclear icebreaker Arktika with call sign UKTY. Merchant and naval vessels are assigned call signs by their national licensing authorities. In the case of states such as Liberia or Panama, which are flags of convenience for ship registration, call signs for larger vessels consist of the national prefix plus three letters (for example, 3LXY, and sometimes followed by a number, e.g. 3LXY2).

  7. APCO radiotelephony spelling alphabet - Wikipedia

    en.wikipedia.org/wiki/APCO_radiotelephony...

    The APCO phonetic alphabet, a.k.a. LAPD radio alphabet, is the term for an old competing spelling alphabet to the ICAO radiotelephony alphabet, defined by the Association of Public-Safety Communications Officials-International [1] from 1941 to 1974, that is used by the Los Angeles Police Department (LAPD) and other local and state law enforcement agencies across the state of California and ...

  8. Ten-code - Wikipedia

    en.wikipedia.org/wiki/Ten-code

    The development of the APCO Ten Signals began in 1937 [5] to reduce use of speech on the radio at a time when police radio channels were limited. Credit for inventing the codes goes to Charles "Charlie" Hopper, communications director for the Illinois State Police , District 10 in Pesotum, Illinois .

  9. Boston Police Department - Wikipedia

    en.wikipedia.org/wiki/Boston_Police_Department

    A Boston Police Special Operations officer A Boston Police cruiser on Beacon Street Boston Police cruiser near Berklee College of Music Boston Police Department kiosk in Downtown Crossing The Boston Police Department has approximately 2,015 officers and 808 civilian personnel, with patrol services covering an area of 89.6 mi 2 (232.1 km 2 ) and ...