| | Encyclopedia article on Television [EncycloZine] (Site not responding. Last check: 2007-11-01) |
 | | Development of cable and satellite means of distribution in the 1970s pushed businessmen to target channels towards a certain audience, and enabled the rise of subscription-based television channels, such as HBO and Sky. |
 | | The earliest television sets were radios with the addition of a television device consisting of a neon tube with a mechanically spinning disk (the Nipkow disk, invented by Paul Gottlieb Nipkow) that produced a red postage-stamp size image. |
 | | Paralleling television's growing primacy in family life and society, an increasingly vocal chorus of legislators, scientists and parents is raising objections to the uncritical acceptance of the medium. |
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