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  2. Digital television in the United States - Wikipedia

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

    Digital television sets (equipped with ATSC tuners) are often capable of viewing a baseline set of unencrypted digital programming, known as basic cable or low-tier channels, which typically include local network television affiliates. According to FCC regulations, television providers must provide "separable security" for accessing encrypted ...

  3. Digital television - Wikipedia

    en.wikipedia.org/wiki/Digital_television

    Digital television (DTV) is the transmission of television signals using digital encoding, in contrast to the earlier analog television technology which used analog signals. At the time of its development it was considered an innovative advancement and represented the first significant evolution in television technology since color television ...

  4. Digital television transition in the United States - Wikipedia

    en.wikipedia.org/wiki/Digital_television...

    Digital TV encoding allows stations to offer higher definition video and better sound quality than analog, as well as allowing the option of programming multiple digital subchannels (multicasting). However, it provides these advantages at the cost of a severe limitation of broadcast range. [citation needed]

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

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

    Currently, HD programming is carried by all major television networks in nearly all DMAs, including ABC, CBS, NBC, FOX, PBS, The CW, MyNetworkTV, Telemundo, Univision, and UniMás; and on many independent stations. All but a select few of cable networks offer an HD broadcast to cable and satellite companies.

  6. List of United States over-the-air television networks

    en.wikipedia.org/wiki/List_of_United_States_over...

    Charge! maintains affiliations with 56 stations (nearly all of which carry the network on digital subchannels). Court TV – A renewal of the format which was formerly a cable channel until its 2007 relaunch as TruTV, Court TV is a digital multicast network owned by Katz Broadcasting licensing the branding and format from WarnerMedia; launched ...

  7. UHF television broadcasting - Wikipedia

    en.wikipedia.org/wiki/UHF_television_broadcasting

    The upper antenna is a Yagi design. UHF television broadcasting is the use of ultra high frequency (UHF) radio for over-the-air transmission of television signals. UHF frequencies are used for both analog and digital television broadcasts. UHF channels are typically given higher channel numbers, like the US arrangement with VHF channels ...

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