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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 transition in the United States - Wikipedia

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

    Over 480 stations were broadcasting digitally on the VHF spectrum after the transition, up from only 216 on the frequencies before. Many antennas marketed for digital TV are designed for UHF, which most digital stations use. VHF analog signals travel further than UHF signals, but watchable VHF digital signals appear to have a more limited range ...

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

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

    Movies! maintains subchannel-only affiliations with approximately 45 stations. Bounce TV – Bounce TV is a digital multicast network owned by Katz Broadcasting; co-founded by Martin Luther King III and Andrew Young, and launched on September 26, 2011. Its programming is aimed at African Americans between the ages of 25 and 54, featuring a mix ...

  5. 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 ...

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

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

    On July 23, 1996, WRAL-TV (the then CBS affiliate in Raleigh, North Carolina; now affiliated with NBC) became the first television station in the United States to broadcast a digital television signal. HDTV sets became available in the U.S. in 1998 and broadcasts began around November 1998.

  7. Television channel frequencies - Wikipedia

    en.wikipedia.org/wiki/Television_channel_frequencies

    TV 6 analog audio can be heard on FM 87.75 on most broadcast radio receivers as well as on a European TV tuned to channel 4A or channel C, but at lower volume than wideband FM broadcast stations, because of the lower deviation. Channel 1 audio is the same as European Channel 2 audio and the video is the same as European Channel 2A.

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