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  2. List of North American broadcast station classes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_American...

    UHF: 150 kW analog video; 15 kW digital The class-A television class is a variant of LPTV created in 2000 by the FCC to allocate and protect some low-power affiliates. Class-A stations are still low-power, but are protected from RF interference and from having to change channel should a full-service station request that channel.

  3. Digital television in the United States - Wikipedia

    en.wikipedia.org/wiki/Digital_television_in_the...

    In November 2017, the FCC approved ATSC 3.0 (Next Gen TV), an updated version of the ATSC standards that supports High Efficiency Video Coding (HEVC), video resolutions of up to 4K ultra high-definition (4K UHD), 120 Hz frame rate, high-dynamic-range (HDR) color, datacasting, and mobile television. Unlike the original digital transition, ATSC 3 ...

  4. Tropospheric scatter - Wikipedia

    en.wikipedia.org/wiki/Tropospheric_scatter

    Typical distances are between 50 and 250 kilometres (31 and 155 mi), though greater distances can be achieved depending on the climate, terrain, and data rate required. Typical antenna sizes range from 1.2 to 12 metres (3 ft 11 in to 39 ft 4 in) while typical amplifier sizes range from 10 W to 2 kW.

  5. Cut the Cord! The 9 Best TV Antennas Let You Enjoy Free TV ...

    www.aol.com/lifestyle/cut-cord-9-best-tv...

    This omnidirectional TV antenna works with HDTV, 1080P TV and 4K ULTRA HD, and is compatible with TV converter boxes or digital TVs. Add in the impressive 80-mile range, and this flat antenna ...

  6. Broadcast range - Wikipedia

    en.wikipedia.org/wiki/Broadcast_range

    The "primary service area" is the area served by a station's strongest signal. The "city-grade contour" is 70 dBμ (decibels relative to one microvolt per meter of signal strength) or 3.16mV/m (millivolts per meter) for FM stations in the United States, according to Federal Communications Commission (FCC) regulations.

  7. Television antenna - Wikipedia

    en.wikipedia.org/wiki/Television_antenna

    A short antenna pole next to a house Multiple Yagi TV aerials. Antennas are commonly placed on rooftops and sometimes in attics. Placing an antenna indoors significantly attenuates the level of the available signal. [19] [20] Directional antennas must be pointed at the transmitter they are receiving; in most cases great accuracy is not needed ...

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