enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Analog television - Wikipedia

   en.wikipedia.org/wiki/Analog_television

   Analog television is the original television technology that uses analog signals to transmit video and audio. [1] In an analog television broadcast, the brightness, colors and sound are represented by amplitude , phase and frequency of an analog signal.

3. Broadcast television systems - Wikipedia

   en.wikipedia.org/wiki/Broadcast_television_systems

   Analog television system by nation Analog color television encoding standards by nation. Every analog television system bar one began as a black-and-white system. Each country, faced with local political, technical, and economic issues, adopted a color television standard which was grafted onto an existing monochrome system such as CCIR System M, using gaps in the video spectrum (explained ...

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

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

   AZN Television (originally known as International Channel) – A broadcast and cable network, which operated from 1996 to April 9, 2008, featuring a mix of international programming, which launched before the advent of digital cable and satellite services that allowed carriage of various foreign networks; the AZN iteration offered programming ...

5. Cable television - Wikipedia

   en.wikipedia.org/wiki/Cable_television

   A cable channel (sometimes known as a cable network) is a television network available via cable television. Many of the same channels are distributed through satellite television . Alternative terms include non-broadcast channel or programming service , the latter being mainly used in legal contexts.

6. Standard-definition television - Wikipedia

   en.wikipedia.org/wiki/Standard-definition_television

   Standard-definition television (SDTV; also standard definition or SD) is a television system that uses a resolution that is not considered to be either high or enhanced definition. [1] Standard refers to offering a similar resolution to the analog broadcast systems used when it was introduced.

7. Television channel frequencies - Wikipedia

   en.wikipedia.org/wiki/Television_channel_frequencies

   VHF analog TV ceased in New Zealand on 1 December 2013. Channels 10 and 11 weren't added until the late 1980s (except Indonesia). VHF analog TV channel 1A is only used in Indonesia. VHF is currently no longer used for television in Indonesia (except in some regions until 2022) and only UHF is used for both analog and digital television, as in ...

8. Television channel - Wikipedia

   en.wikipedia.org/wiki/Television_channel

   A television channel, or TV channel, is a terrestrial frequency or virtual number over which a television station or television network is distributed. For example, in North America , channel 2 refers to the terrestrial or cable band of 54 to 60 MHz , with carrier frequencies of 55.25 MHz for NTSC analog video ( VSB ) and 59.75 MHz for analog ...

9. Widescreen signaling - Wikipedia

   en.wikipedia.org/wiki/Widescreen_signaling

   In television technology, Wide Screen Signaling (WSS) [1] is digital metadata embedded in invisible part of the analog TV signal describing qualities of the broadcast, in particular the intended aspect ratio of the image. This allows television broadcasters to enable both 4:3 and 16:9 television sets to optimally present pictures transmitted in ...