When.com Web Search

  1. Ad

    related to: water potential no restriction code for tv signal box for sale

Search results

  1. Results From The WOW.Com Content Network
  2. Analog passthrough - Wikipedia

    en.wikipedia.org/wiki/Analog_passthrough

    Any converter box converts the digital signal for the current digital sub-channel to an analog signal (at the reduced screen resolution of the analog standard), outputs that signal onto analog channel 3 or 4 (set by the user to avoid any conflict with local over-the-air channels) and sends that signal to the analog tuner on the TV. With a box ...

  3. Widescreen signaling - Wikipedia

    en.wikipedia.org/wiki/Widescreen_signaling

    525 line analog systems (like NTSC or PAL-M) made a provision for the use of pulses for signaling widescreen and other parameters, introduced with the development of Clear-Vision (EDTV-II), a NTSC-compatible Japanese system allowing widescreen broadcasts.

  4. 8VSB - Wikipedia

    en.wikipedia.org/wiki/8VSB

    Unlike the previous digital TV transition which was mandated by the FCC, the "transition" to ATSC 3.0 will be completely voluntary. Additionally, the FCC has required that broadcasters who decided to make the switch to ATSC 3.0 continue to make their main channel available through a simulcast agreement with another in-market station (with a ...

  5. Active Format Description - Wikipedia

    en.wikipedia.org/wiki/Active_Format_Description

    A widescreen 16:9 signal may be broadcast with AFD 8 or AFD 10, indicating that the entire frame includes important picture information and should not be cropped. On a 4:3 TV, this will then be shown as a 16:9 letterbox to ensure no image is lost. Other widescreen 16:9 content (like sports coverage) may be broadcast with AFD 15, indicating that ...

  6. Nagravision - Wikipedia

    en.wikipedia.org/wiki/Nagravision

    An analog Nagravision system (Syster) for scrambling analog satellite television programs was used in the 1990s.In this line-shuffling system, bottom 32 lines of the PAL TV signal are shifted in time by one video field, and read out in permuted order under the control of a pseudorandom number generator.

  7. Water filling algorithm - Wikipedia

    en.wikipedia.org/wiki/Water_filling_algorithm

    Water filling algorithm is a general name given to the ideas in communication systems design and practice for equalization strategies on communications channels.As the name suggests, just as water finds its level even when filled in one part of a vessel with multiple openings, as a consequence of Pascal's law, the amplifier systems in communications network repeaters, or receivers amplify each ...

  8. Telemeter (pay television) - Wikipedia

    en.wikipedia.org/wiki/Telemeter_(pay_television)

    To remedy this problem, companies attempted to solve the issue by installing a coin-operated box, which ultimately made it nearly impossible to watch regular TV broadcasts. The Federal Communications Commission (FCC), responsible for regulating all broadcast signals, whether free or paid, disapproved of this and refused to grant licenses to any ...

  9. Videocipher - Wikipedia

    en.wikipedia.org/wiki/Videocipher

    Videocipher II satellite descrambler stand-alone box sold by General Instrument. VideoCipher is a brand name of analog scrambling and de-scrambling equipment for cable and satellite television invented primarily to enforce Television receive-only (TVRO) satellite equipment to only receive TV programming on a subscription basis.