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  2. CB radio in the United States - Wikipedia

    en.wikipedia.org/wiki/CB_radio_in_the_United_States

    The CB Radio Service spectrum is divided into 40 numbered radio frequency channels from 26.965 to 27.405 MHz. Channel spacing is 10 kHz between channel centers with exceptions where CBRS channels are adjacent to Radio Control Radio Service. The initial channel allocations had a gap equal to two channel spaces between channels 22 and 23.

  3. 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 ...

  4. Citizens Broadband Radio Service - Wikipedia

    en.wikipedia.org/wiki/Citizens_Broadband_Radio...

    Citizens Broadband Radio Service (CBRS) is a 150 MHz wide broadcast band of the 3.5 GHz band (3550 MHz to 3700 MHz) in the United States. [1] In 2017, the US Federal Communications Commission (FCC) completed a process which began in 2012 to establish rules for commercial use of this band, while reserving parts of the band for the US Federal Government to limit interference with US Navy radar ...

  5. Flashback Friday: CB Radios Are Still Truckin' - AOL

    www.aol.com/news/flashback-friday-cb-radios...

    The CB radio service was created in 1945 by the Federal Communications Commission (FCC), which designated a portion of the radio spectrum for use by average citizens for personal communication.

  6. Personal radio service - Wikipedia

    en.wikipedia.org/wiki/Personal_radio_service

    A personal radio service is any system that allows individuals to operate radio transmitters and receivers for personal purposes with minimal or no special license or individual authorization. Personal radio services exist around the world and typically use light-weight walkie talkie portable radios. The power output, antenna size, and ...

  7. Radio spectrum - Wikipedia

    en.wikipedia.org/wiki/Radio_spectrum

    The radio spectrum is the part of the electromagnetic spectrum with frequencies from 3 Hz to 3,000 GHz (3 THz). Electromagnetic waves in this frequency range, called radio waves, are widely used in modern technology, particularly in telecommunication. To prevent interference between different users, the generation and transmission of radio ...

  8. Business band - Wikipedia

    en.wikipedia.org/wiki/Business_band

    The 25.6 MHz to 28 MHz spectrum is heavily used for unlicensed out of band CB radio communications within the U.S. Outside of the U.S., numerous additional CB radio allocations exist, including CB radio services that overlap with the 27.54 MHz to 28 MHz allocation, paging systems, land mobile services (outside the U.S.) and additional CB radio ...

  9. Broadcast license - Wikipedia

    en.wikipedia.org/wiki/Broadcast_license

    The FCC is authorized to regulate spectrum access for private and government uses; however, the National Telecommunications and Information Administration of the Commerce Department allocates spectrum for use by the federal government (including the military). In some cases (e.g. CB radio, Wi-Fi), the public may use spectrum without a license ...

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