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  2. 405-line television system - Wikipedia

    en.wikipedia.org/wiki/405-line_television_system

    A few 405-line videotapes still survive. However, the majority of surviving 405-line programmes are in the form of black and white film telerecordings, usually with optical soundtracks. Occasionally video re-recording would be employed instead, with a 625-line camera pointing at a 405-line monitor.

  3. 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.

  4. 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 ...

  5. Digital television transition in the United States - Wikipedia

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

    June 12, 2009 – final hours of analog broadcast on WWL-TV gave information about website and telephone number for more information about transition.. The digital television transition in the United States was the switchover from analog to exclusively digital broadcasting of terrestrial television programming.

  6. Digital television transition - Wikipedia

    en.wikipedia.org/wiki/Digital_television_transition

    Analog satellite receivers were still used by 6% of households in 2010 as the highest in Europe. The analog satellite transmissions (broadcasting on Astra 19.2°E) were switched off on 30 April 2012, being the last in Europe. However, analog cable is still used by about 30% of the population and 55% of all cable broadcasts.

  7. Dramatic aerial video shows 'staggering' devastation of Los ...

    www.aol.com/dramatic-aerial-video-shows...

    This article originally appeared on USA TODAY: Fire damage seen across Los Angeles area in dramatic aerial video. Show comments. Advertisement. Advertisement. In Other News. Entertainment.

  8. List of digital television deployments by country - Wikipedia

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

    This was in order to work out any kinks which may not be foreseen before most of the country's broadcasters stopped transmitting traditional analog signals and upgrade to digital-only programming. Full-power terrestrial broadcasts using the analog NTSC standard was required by law to cease by June 12, 2009. [ 88 ]

  9. Television antenna - Wikipedia

    en.wikipedia.org/wiki/Television_antenna

    Aerials mounted on the rooftops of houses in England. Aerials are attached to roofs in various ways, usually on a pole to elevate it above the roof. This is generally sufficient in most areas. In some places, however, such as a deep valley or near taller structures, the antenna may need to be placed significantly higher, using a guyed mast or mast.