• The output power of a TV transmitter is the electric power applied to antenna system. There are two definitions: nominal (or peak) and thermal. Analogue...
    5 KB (744 words) - 02:08, 9 December 2024
  • distances of 40–60 miles depending on the height of transmitter station. Television transmitters use one of two different technologies: analog, in which...
    9 KB (1,157 words) - 22:30, 5 June 2025
  • Thumbnail for Composite video
    (composite video baseband signal or color, video, blanking and sync), is an analog video format that combines image information—such as brightness (luminance)...
    16 KB (1,638 words) - 15:53, 11 June 2025
  • Thumbnail for Diplexer
    on one antenna. If the transmitter emits 1 kW, then 1 W of that signal would appear at the receiver; that 1 W may be enough power to overload the receiver...
    9 KB (1,381 words) - 22:13, 25 November 2024
  • Thumbnail for Chrominance
    bandwidth of each to be determined separately. Typically, the chrominance bandwidth is reduced in analog composite video by reducing the bandwidth of a modulated...
    5 KB (651 words) - 21:49, 26 June 2024
  • Thumbnail for Terrestrial television
    of television broadcasting in which the content is transmitted via radio waves from the terrestrial (Earth-based) transmitter of a TV station to a TV...
    19 KB (2,109 words) - 13:54, 16 May 2025
  • the same phase shift, hence making some parts of the output signal out of phase with the rest of the output. Can be found only in dispersive media. In a...
    13 KB (1,615 words) - 21:58, 6 March 2025
  • Thumbnail for Frequency modulation
    broadcasting, signal processing, and computing. In analog frequency modulation, such as radio broadcasting of voice and music, the instantaneous frequency deviation...
    31 KB (4,003 words) - 13:29, 24 May 2025
  • PALplus SECAM Transposers TV transmitters Analog television system audio Multichannel Television Sound NICAM (digital, analog pre-emphasis curve) Zweikanalton...
    47 KB (5,138 words) - 17:13, 26 April 2025
  • Thumbnail for Frequency mixer
    signal in radio transmitters. The essential characteristic of a mixer is that it produces a component in its output which is the product of the two input...
    11 KB (1,761 words) - 10:44, 24 March 2025
  • Thumbnail for UHF television broadcasting
    with an equivalent VHF television transmitter, to cover the same geographic area with a UHF transmitter requires a higher effective radiated power, implying...
    58 KB (7,977 words) - 11:09, 16 May 2025
  • Thumbnail for Hanover bars
    ISBN 9781483183169 – via Google Books. "Worldwide Standards for Analog Television". National Association of Broadcasters Engineering Handbook. Academic Press. 2007...
    3 KB (281 words) - 15:54, 24 February 2024
  • Split sound is an old system in analog television transmitters. It has long been superseded, but transmitters working on this principle are still in use...
    2 KB (289 words) - 12:59, 5 February 2022
  • following tables show the frequencies assigned to analog broadcast television channels in various regions of the world, along with the ITU letter designator...
    50 KB (1,995 words) - 22:21, 12 June 2025
  • Thumbnail for Digital television transition
    the digital signal to an analog signal or some other form of a digital signal (i.e. HDMI) which can be received on the older TV. Usually during a transition...
    229 KB (20,827 words) - 21:39, 16 June 2025
  • Field strength in free space Knife-edge effect Null fill Output power of an analog TV transmitter Path loss Radio propagation Radiation pattern Skew Television...
    11 KB (522 words) - 03:22, 10 April 2025
  • Thumbnail for Single-sideband modulation
    effective power output is greater than in normal AM (the carrier and redundant sideband account for well over half of the power output of an AM transmitter)....
    33 KB (4,814 words) - 03:16, 26 May 2025
  • Thumbnail for Vertical blanking interval
    "vertical blanking" part of the datastream, they are unable to carry closed caption text or most of the other items that, in analog TV interconnects, are transmitted...
    6 KB (784 words) - 14:26, 11 April 2025
  • Thumbnail for Very high frequency
    function of transmitter power, receiver sensitivity, and distance to the horizon, since VHF signals propagate under normal conditions as a near line-of-sight...
    25 KB (2,877 words) - 19:15, 15 April 2025
  • Thumbnail for Microwave transmission
    Telecommunication portal Wireless power transfer Fresnel zone Passive repeater Radio repeater Relay (disambiguation) Transmitter station Path loss British Telecom...
    29 KB (3,572 words) - 04:09, 13 April 2025
  • system operators. Broadcast relay station TV transmitters Transmitters Output power of an analog TV transmitter Radial (radio) Earth bulge R.Busi: High...
    5 KB (656 words) - 20:32, 6 July 2021
  • proportionally to the square of the distance between the transmitter and receiver. Diffraction: When a radio wave encounters an obstacle, it can be diffracted...
    12 KB (1,801 words) - 21:55, 2 December 2024
  • broadcast license scheme in the United States, with entirely different transmitter power output levels and directional antenna patterns to cope with skywave propagation...
    27 KB (3,439 words) - 23:42, 19 July 2024
  • SECAM TV systems Belgium (analogue cable systems only; terrestrial switched to DVB-T) Croatia (historical, switched to DVB-T and later DVB-T2, analog cable...
    21 KB (2,623 words) - 00:52, 16 June 2025
  • Thumbnail for Television lines
    Television lines (redirect from TV lines)
    Television lines (TVL) is a specification of an analog camera or monitor's horizontal image resolution. The TVL is one of the most important resolution measures...
    3 KB (340 words) - 08:38, 9 June 2023
  • Thumbnail for Ultra high frequency
    taken away from TV broadcast services in 1983, primarily for analog mobile telephony. In 2009, as part of the transition from analog to digital over-the-air...
    28 KB (3,071 words) - 22:57, 14 June 2025
  • Thumbnail for PAL
    devices would still have analog outputs (ex; composite video output), and would convert the digital signals (576i or 480i) to the analog standards to assure...
    65 KB (6,770 words) - 19:23, 4 June 2025
  • Thumbnail for Transmitter station
    system. But in stations where many transmitters are used, this is not always possible, so the outputs of transmitters transmitting in the same frequency...
    6 KB (790 words) - 17:08, 16 November 2024
  • amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used in modern...
    15 KB (1,889 words) - 18:27, 29 May 2025
  • Thumbnail for NTSC
    Channel 6 to operate until July 13, 2021. The remaining Canadian analog TV transmitters, in markets not subject to the mandatory transition in 2011, were...
    90 KB (10,408 words) - 14:15, 16 June 2025