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How Home Theater and HDTV Work by Michael Troller, Michael Miller

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Part 5. How Audio/Video Sources Work

How Audio/Video Sources Work

Figure . 

THE picture on your new home theater system is only as good as the source material you feed to it. That source material can come from an over-the-air antenna (for broadcast television), a cable television signal, a direct broadcast satellite, or a variety of audio and video equipment. In fact, one of the nice things about a state-of-the-art home theater system is the variety of input devices you can use—each of which is typically used for different types of material.

Up until a few years ago, the primary video input device was a videocassette recorder (VCR). Most homes still have a VHS videocassette deck ...

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