Cable television
Television content transmitted via signals on coaxial or fibre-optic cable
Cable television
Cable television is a system for delivering broadcast programming to viewers by radio frequency (RF) signals transmitted through coaxial cable and through fibre-optic cable. Cable television is contrasted with terrestrial television, wherein the television signal is transmitted over-the-air by radio waves and received by a television antenna; and with satellite television, wherein a communications satellite transmits the television signal over-the-air by way of radio waves which then are received by a satellite dish antenna. A cable channel (also cable network) is television programming transmitted by cable (coaxial or optical fibre) and by satellite television. Alternative terms for a cable channel include non-broadcast channel and programming service, the latter term is used in legal contexts. In the U.S., in 1948, in order to provide television services to the rural areas of the country where the geography blocked television signals, the Community Antenna Television (CATV) program erected...
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