Dolby Digital Surround Sound

One of the major players in the surround sound game is the Dolby Digital technology that is used by many of the new systems. When we go to the theater, they often advertise that the movie we are about to see is being broadcast with “Dolby Digital Surround Sound.” No doubt, this is supposed to impress the moviegoers and home theater system purchasers. But does anybody actually know what Dolby Digital technology is or what it consists of? There are many variations within Dolby Digital technology, but the basic idea remains the same throughout the variations.

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