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  2. Digital television in the United States - Wikipedia

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

    The five main ATSC formats of DTV currently [when?] broadcast in the U.S. are: . Standard definition—480i, to maintain compatibility with existing NTSC sets when a digital television broadcast is converted back to an analog one [citation needed] —either by a converter box or a cable/satellite operator's proprietary equipment

  3. Digital television transition in the United States - Wikipedia

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

    ATSC 3.0 (also known by the moniker NextGen TV) is a new digital television transmission standard which is not backwards compatible with ATSC 1.0, the standard employed in the 2009 digital transition. Transition to ATSC 3.0 is voluntary on both ends: television manufacturers are not required to provide ATSC 3.0 compatible tuners in televisions.

  4. 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 ...

  5. List of digital television deployments by country - Wikipedia

    en.wikipedia.org/wiki/List_of_digital_television...

    Singapore's digital TV (DTV) journey started in 2012 when it was announced that the nation's free-to-air TV channels will go fully digital using the DVB-T2 (Digital Video Broadcasting – Second Generation Terrestrial) broadcasting standard. Since December 2013, all seven Mediacorp channels have been broadcast in digital.

  6. Digital television transition - Wikipedia

    en.wikipedia.org/wiki/Digital_television_transition

    The digital television transition, also called the digital switchover (DSO), the analogue switch/sign-off (ASO), the digital migration, or the analogue shutdown, is the process in which older analogue television broadcasting technology is converted to and replaced by digital television.

  7. Digital terrestrial television - Wikipedia

    en.wikipedia.org/wiki/Digital_terrestrial_television

    The analog switch-off rendered all non-digital television sets unable to receive most over-the-air television channels without an external converter box; however, low-power television stations and cable TV systems were not required to convert to digital until 1 September 2015.

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

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

    The nation's second-largest commercial Spanish-language network, Telemundo has over 100 owned-and-operated and affiliate stations (including approximately 40 full-power stations); it is also available in Mexico and Puerto Rico (where it was founded in 1954 as the brand name for WKAQ-TV). Most Telemundo stations air local newscasts, primarily ...

  9. ATSC tuner - Wikipedia

    en.wikipedia.org/wiki/ATSC_tuner

    An ATSC (Advanced Television Systems Committee) tuner, often called an ATSC receiver or HDTV tuner, is a type of television tuner that allows reception of digital television (DTV) television channels that use ATSC standards, as transmitted by television stations in North America (including parts of Central America) and South Korea.

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