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  2. Trunked radio system - Wikipedia

    en.wikipedia.org/wiki/Trunked_radio_system

    A trunked radio system is a two-way radio system that uses a control channel to automatically assign frequency channels to groups of user radios. In a traditional half-duplex land mobile radio system a group of users (a talkgroup) with mobile and portable two-way radios communicate over a single shared radio channel, with one user at a time ...

  3. Radio scanner - Wikipedia

    en.wikipedia.org/wiki/Radio_scanner

    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. The term scanner generally refers to a communications receiver that is ...

  4. Motor Racing Network - Wikipedia

    en.wikipedia.org/wiki/Motor_Racing_Network

    328. Links. Website. mrn .com. Motor Racing Network (MRN) is a U.S. radio network that syndicates broadcasts of auto racing events, particularly NASCAR. MRN was founded in 1970 by NASCAR founder Bill France, Sr. and broadcaster Ken Squier, and is a wholly owned subsidiary of NASCAR. Its first broadcast was the 1970 Daytona 500 .

  5. Citizens band radio - Wikipedia

    en.wikipedia.org/wiki/Citizens_band_radio

    Cobra 50 WX ST Handheld CB Radio. Citizens band radio ( CB radio) is a land mobile radio system, a system allowing short-distance one-to-many bidirectional voice communication among individuals, using two-way radios operating near 27 MHz (or the 11-m wavelength) in the high frequency or shortwave band. Citizens band is distinct from other ...

  6. NASCAR on television and radio - Wikipedia

    en.wikipedia.org/wiki/NASCAR_on_television_and_radio

    NASCAR Cup Series. The first 16 points races are broadcast by Fox. Ten races, including the Daytona 500, are broadcast on Fox with six races on FS1. The final 20 points races, including the NASCAR playoffs, are broadcast by NBC. Nine races are airing on NBC and 11 would air on NBCSN until the end of the 2021 season.

  7. Uniden - Wikipedia

    en.wikipedia.org/wiki/Uniden

    Uniden was established on February 7, 1966, by its founder Hidero Fujimoto as "Uni Electronics Corp". Uniden became a well-known brand in the 1970s by manufacturing and marketing millions of citizens band radios (CB), under the Uniden brand as well as other companies such as Midland and Realistic, which rebranded the equipment under their own labels.

  8. Performance Racing Network - Wikipedia

    en.wikipedia.org/wiki/Performance_Racing_Network

    Website. www.goprn.com. The Performance Racing Network (PRN) is a radio syndication network controlled by Speedway Motorsports (SMI) founded in 1981. PRN airs NASCAR Cup Series and Xfinity Series events held at Speedway Motorsports. PRN first began airing the NASCAR events at Charlotte Motor Speedway ( Coca-Cola 600, the fall race, but not the ...

  9. Category:Lists of radio stations by frequency - Wikipedia

    en.wikipedia.org/wiki/Category:Lists_of_radio...

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