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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.
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.
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 ...
Retro Television Network – Retro Television Network (branded as "Retro TV") is a digital multicast network owned by Luken Communications; launched in September 2005 as the first multicast network to rely on older acquired programs, the network carries a mix of classic series from the 1950s to the 1970s (including some public domain ...
Some cable TV systems receive the local television stations' programming by dedicated coaxial cable, microwave link or fiber-optic line, installed between the local station and the headend. A device called a modulator at the local station's facilities feed their programming over this line to the cable TV headend, which in turn receives it with ...
L-carrier also carried the first television network connections, though the later microwave radio relay system soon became more important for this purpose. Type L-3 was used for a short time for coast-to-coast network television feeds, but the advent of NTSC color was the cause for the move to Type TD microwave radio.
Analog high-definition television broadcasting ended on Sunday, 30 September 2007. [162] An analog cable service (known as Dejiana since 1 July 2011) continued to be broadcast, but starting on 1 April 2012, all cable providers in Japan were required to convert from analog to digital services.
Cable-ready is a designation which indicates that a TV set or other television-receiving device (such as a VCR or DVR) is capable of receiving cable TV without a set-top box. [ 1 ] The term originated with analog TV , which uses different frequencies for cable versus over-the-air .