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Convention Paper

Measurement of the Nonlinear Distortions in Loudspeakers with a Broadband Noise

Authors: Siczek, Rafal; Dobrucki, Andrzej B.

AES Convention 128 · Paper 8009 · May 2010

Abstract

The paper presents application of digital filters for measurement of nonlinear distortion in loudspeakers using Wolf’s method and broadband noise as the exciting signal. The results of simulation of the measurement process for loudspeaker with various nonlinearities of Bl factor and suspension stiffness are presented. The influence of various

exciting signals e.g. white and pink noise as well as the parameters of digital filters have been tested. The results of measurement of an actual loudspeaker are also presented.

Details

Published in
AES Convention 128
AES Convention
128
Paper number
8009
Publication date
May 6, 2010
Session subject
Loudspeakers and Headphones
Affiliation
Wroclaw University of Technology, Wroclaw, Poland (See document for exact affiliation information.)
Type
Convention Paper