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Convention Paper

Distortion Analyzer-A New Tool for Assessing and Improving Electrodynamic Transducer

Authors: Klippel, Wolfgang

AES Convention 108 · Paper 5109 · February 2000

Abstract

The dominant nonlinear distortions in loudspeakers, headphones, and other actuators are predictable and closely related to the general principle, particular design, materials, and assembling techniques applied to the transducer. The distortion analyzer uses novel system identification techniques to measure the large signal parameters of the expanded loudspeaker model, the instantaneous state signals, and the distortion components generated by each nonlinearity. This information is crucial for assessing the performance of a transducer in the large signal domain as well as for finding the physical causes of the distortion to improve the transducer with respect to the sound quality, weight, size, and cost.:

Details

Published in
AES Convention 108
AES Convention
108
Paper number
5109
Publication date
February 6, 2000
Session subject
Transducers
Affiliation
Klippel gmbh, Dresden,Germany (See document for exact affiliation information.)
Type
Convention Paper