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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. Television in the United States - Wikipedia

   en.wikipedia.org/wiki/Television_in_the_United...

   Television channels and networks. In the United States, television is available via broadcast (also known as "over-the-air" or OTA) – the earliest method of receiving television programming, which merely requires an antenna and an equipped internal or external tuner capable of picking up channels that transmit on the two principal broadcast bands, very high frequency (VHF) and ultra high ...

4. Live television - Wikipedia

   en.wikipedia.org/wiki/Live_television

   Live television is a television production broadcast in real-time, as events happen, in the present. In a secondary meaning, it may refer to streaming television where all viewers watch the same stream simultaneously, rather than watching video on demand . In most cases live programming is not being recorded as it is shown on TV, but rather was ...

5. Digital television transition in the United States - Wikipedia

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

   The digital transition in the United States was the switchover from analog to exclusively digital broadcasting of terrestrial television programming. According to David Rehr, then president and CEO of the National Association of Broadcasters, this transition represented "the most significant advancement of television technology since color TV was introduced."

6. 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.

7. Streaming television - Wikipedia

   en.wikipedia.org/wiki/Streaming_television

   Streaming television is the digital distribution of television content, such as television series and films, as over-the-top media service (OTT). [1] Streaming television stands in contrast to dedicated terrestrial television delivered by over-the-air aerial systems, cable television, and/or satellite television systems. [2]