This article is about television know-how. The FCC’s requirements applying to cable tv techniques generally specify the overall allowable sign degradation from acquisition at the headend to supply of the ultimate sign to subscribers’ receivers (although there are exceptions). This range of coverage is proven by the second horizontal line in Determine 15.1. The standard parameters are relevant (with a couple of minor exceptions) to every analog video signal at every subscriber equipment terminal under all regular operational circumstances.
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