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Convention Paper

Anti-Alias Filters: The Invisible Distortion Mechanism in Digital Audio?

Authors: Black, Richard

AES Convention 106 · Paper 4966 · May 1999

Abstract

The majority of digital recording and replay equipment includes anti-alias filters which allow a degree of aliasing in the near-ultrasonic. This is normally accepted as unimportant. However, consideration of this in conjunction with the intermodulation distortion generated in loudspeakers suggests that it may have audible effects. Simple measurements on digital equipment and on speakers are presented to support this conjecture.

Details

Published in
AES Convention 106
AES Convention
106
Paper number
4966
Publication date
May 6, 1999
Session subject
High Definition Audio
Type
Convention Paper