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  2. Coverage map - Wikipedia

    en.wikipedia.org/wiki/Coverage_map

    A coverage map may be produced to indicate the area in which a certain signal strength is delivered. [1] Even if it is 100% accurate (which it never is), a major factor on whether a signal is receivable depends very much on whether the receiving apparatus is sensitive enough to use a signal of that level.

  3. High-definition television in the United States - Wikipedia

    en.wikipedia.org/wiki/High-definition_television...

    High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite , cable and IPTV .

  4. High-definition television - Wikipedia

    en.wikipedia.org/wiki/High-definition_television

    HDTV can be recorded to D-VHS (Digital-VHS or Data-VHS), W-VHS (analog only), to an HDTV-capable digital video recorder (for example DirecTV's high-definition digital video recorder, Sky HD's set-top box, Dish Network's VIP 622 or VIP 722 high-definition digital video recorder receivers (these set-top boxes allow for HD on the Primary TV and SD ...

  5. The 7 Best HDTV Antenna Amplifiers of 2023 For a Better Signal

    www.aol.com/lifestyle/best-high-definition-tv...

    LNA-100 Boost Antenna Amplifier. If you’re looking for an antenna amplifier that's easy to set up and minimizes wires in your house, the Winegard LNA-100 Boost is an ideal choice.

  6. Television antenna - Wikipedia

    en.wikipedia.org/wiki/Television_antenna

    It is a simple half-wave dipole antenna used to receive the VHF television bands, consisting in the US of 54 to 88 MHz and 174 to 216 MHz , with wavelengths of 5.5 to 1.4 m (18 to 5 feet). It is constructed of two telescoping rods attached to a base, which extend out to about 1 m (3.3 feet) length (approximately one-quarter wavelength at 54 MHz ...

  7. Digital television - Wikipedia

    en.wikipedia.org/wiki/Digital_television

    It was not until the 1990s that digital TV became a real possibility. [7] Digital television was previously not practically feasible due to the impractically high bandwidth requirements of uncompressed video, [8] [9] requiring around 200 Mbit/s for a standard-definition television (SDTV) signal, [8] and over 1 Gbit/s for high-definition ...

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