Television Engineering Handbook

Television Engineering Handbook

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Fifty such channel banks, representing a total of 600 message circuits, are provided for in the Ll system. ... A line amplifier is required about every 8 miles on each 0.375-in. coaxial cable to keep frequencies up to 3 me safely above noise. ... Figure 18-2 shows a schematic diagram of the power-supply equipment involved.

Title:Television Engineering Handbook
Author:Donald G. Fink
Publisher: - 1957


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