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In December 1975, RCA created Satcom 1, the first satellite built especially for use by the then three national television networks (CBS, NBC, and ABC).Later that same year, HBO leased a transponder on Satcom 1 and began transmission of television programs via satellite to cable systems.
The satellite television dishes of the systems in the late 1970s and early 1980s were 10 to 16 feet (3.0 to 4.9 m) in diameter, [69] made of fibreglass or solid aluminum or steel, [70] and in the United States cost more than $5,000, sometimes as much as $10,000. [71]
The Federal Communications Commission is the regulatory governing body for television in the United States. Broadcast television is regulated by the Federal Communications Commission. The FCC awards and oversees the renewal of licenses to local stations, which stipulate stations' commitments to educational and public-interest programming ...
List of Canadian stations available in the United States; List of United States over-the-air television networks; List of TV markets and major sports teams; List of the Caribbean television channels; Lists of television stations in North America; List of radio stations in North America by media market; U.S. broadcast television template
American Broadcasting Company (ABC) – The nation's third-largest commercial network, ABC was originally formed from the NBC Blue Network (1927–1945), a radio network which the Federal Communications Commission (FCC) forced NBC (National Broadcasting Company) to sell in 1943 for anti-monopoly reasons, the ABC-TV network began broadcasting in 1948.
High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite , cable and IPTV .
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The United States Congress and the National Cable Television Association have recognized Walson as having invented cable television in the spring of 1948. [ 7 ] A CATV system was developed in the late 1940s by James F. Reynolds in his town of Maple Dale, Pennsylvania, which grew to include Sandy Lake , Stoneboro , Polk , Cochranton , and ...