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February 24, 2011

Why is “delay” important for DVD-Audio or SACD surround music systems?

Filed under: AV question — Tags: , — Alan @ 7:59 am

Q. I keep seeing criticisms on audio forums of the new DVD-Audio and SACD high-resolution audio formats that suggest that “they have no bass management or delay.” I know what bass management is, but why is “delay” important for DVD-Audio or SACD surround music systems?  What is DVD audio delay? — M.B.

A. One of the most acute abilities of human hearing is our knack for instantly sensing the direction and intensity of specific sounds. If we lacked this ability, there wouldn’t be much fun in stereo or home theater multi-channel surround sound, and more important, this directional hearing ability plays a huge role in self-preservation.

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