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Conference Paper

Overload in Signal Conversion

Authors: Nielsen, Soren H.; Lund, Thomas

AES Conference: 23rd International Conference: Signal Processing in Audio Recording and Reproduction · Paper 11 · May 2003

Abstract

Digital audio material is often mastered at such hot levels that frequent clipping in the digital domain occurs. While this in itself can cause listener fatigue the sound is often severely additionally distorted in the digital to analog conversion process at the listener end due to lack of headroom in the reproduction. Purely digital processing such as sample rate conversion and perceptual codecs may exhibit the same problem. This paper describes measurements to quantify the problem, and new test performed on commercial recordings to demonstrate the phenomena. Furthermore, methods to avoid the distortion are discussed and demonstrated.

Details

Published in
AES Conference: 23rd International Conference: Signal Processing in Audio Recording and Reproduction
Paper number
11
Publication date
May 6, 2003
Session subject
Signal Processing in Audio Recording and Reproduction
Affiliation
TC Electronic A/S, Risskov, Denmark (See document for exact affiliation information.)
Type
Conference Paper