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  2. 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.

  3. Moel y Parc transmitting station - Wikipedia

    en.wikipedia.org/wiki/Moel_y_Parc_transmitting...

    Technically, with the advent of the temporary MUXES 7 and 8 Moel Y Parc became a K group, and is due to remain so at its 700 MHz clearance. However most B group aerials will still work on all Moel's transmitted DTT channels (see graph). The site is currently administered by Arqiva.

  4. 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.

  5. 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 ...

  6. 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.

  7. Digital switchover dates in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/Digital_switchover_dates...

    The digital switchover was the process by which analogue terrestrial television in the United Kingdom was replaced with digital terrestrial television. It is sometimes referred to as the "analogue switch off". In the United Kingdom, the terrestrial switchover started on 17 October 2007 and was completed on 24 October 2012. Each group of ...

  8. Digital television transition in the United States - Wikipedia

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

    Now that the switch from analog to digital broadcasts is complete, analog TVs are incapable of receiving over-the-air broadcasts without the addition of a set-top converter box. Consequently, a digital-to-analog converter, an electronic device that connects to an analog television , must be used in order to allow the television to receive ...

  9. Television channel frequencies - Wikipedia

    en.wikipedia.org/wiki/Television_channel_frequencies

    The following tables show the frequencies assigned to analog broadcast television channels in various regions of the world, along with the ITU letter designator for the transmission system used. The frequencies shown are for the channel limits and for the analog video and audio carriers .