Dolby Digital

A five-channel system consisting of left, centre, right and left rear, right rear channels. All processing is done in the digital domain.

Dolby Digital rear channels are specified to contain the full 20-20Khz frequency content. The AC3 standard also has a separate subwoofer channel for the lowest frequencies.

See also: Digital Theatre System, Dolby Prologic, Dolby, Ray.

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Subjects: Audio