пʼятниця, 14 лютого 2014 р.

The overloaded earth

The first communication satellite was developed by group of firms and governmententities in 1963. Syncom II circled in 22, 300 miles across Atlantic; the first satellite communication was on July 26 1963, between sea delivery in Lagos, Nigeria and army naval station in Lakehurst, New Jersey. The overloaded earth was based, methods of distribution had the telephone companies using satellitecommunication a way before the television industry even entered into the image. Actually, only in 1978, satellite communication was officially used by the television industry.

In 1975 the cofounder of RWTs and the engineer of the BBC transmitter Stephen Birkill created experimental system to receive Satellite Educational Television Experiment the TV programs SITE radiated in the Indian villages, from NASA the geostationary satellite. Birkill expanded its system, receiving TV images from Intelsat, Raduga, Molniya and others. In 1978 of Birkill the technical journalist and amateur radio enthusiast met Bob Cooper, a cable television in who invited him to conference of operators of a cable television and an exhibition, CCOS-78. There, which Birkill met with other enthusiasts of satellite television, were interestingly, and ready to help to develop, Birkills experiments. Interest to Television Receives Only explosion of the satellite TVRO technologies forward. The American boom of TVRO caught attention of bonus cable programmers which started to realize capacity of satellite television. Back in the middle of the 1970th, reception of TV was under control of the international operators, Intelsat and Mezhsputnika. On March 1 1978 Public Broadcasting service PBS entered Service of satellite communication of Public television. The technology of satellite communication won popularity and was used as a distribution method with announcers with 1978 to 1984, with early broadcasting signaling from HBO, TBS and the Christian Broadcasting CBN network, later the Family Channel.

The system prices of TVRO went down, and the trade organization, Society of Private Commercial Terrestrial Stations SPACE, and the first representations were established.

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