NTSC Analog Television

As with radio, the FCC regulates all television broadcast transmissions in the United States. It stipulates what standards or systems must be used and licenses stations to operate on particular frequency allocations at specific power levels. As before, some international treaties also apply.

The arrangements for NTSC transmission were defined in the original NTSC specifications in 1941 and 1953, most of which are incorporated into the FCC rules. The FCC rules also specify various parameters, such as channels to be used, and the bandwidth of the transmitted signal. These rules enable U.S. stations to coexist with each other and allow receivers to operate in an optimum fashion. NTSC television signals use a combination ...

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