November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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CHAPTER 34
VIDEO DISC RECORDING AND PLAYBACK
The enormous popularity of the gramophone record and its playback equipment and the rapid growth of television made it an obvious idea to look at the possibility of recording video signals on a disc. The use of a disc, as an information carrier, has the advantage that one has immediate access to any program part, but of even far greater importance is its low price by using a method of production which could be similar to that of the gramophone disc.
Research on this subject had started in Philips laboratories by 1969. Earlier investigations in the same field were made, but it was only the availability of the laser as a light source with very high brightness and manufactured in an industrial way ...
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