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Convention Paper

Dynamic Measurements of Low-Frequency Loudspeakers Modeled by Volterra Series

Authors: Cibelli, G.; Bellini, A.; Ugolotti, E.

AES Convention 106 · Paper 4968 · May 1999

Abstract

This paper describes the application of a general mathematical method to the identification of low-frequency loudspeaker systems. Third-order Volterra series is applied to match the measured harmonic distortion responses of three commercial low-frequency loudspeaker systems with simulation results. This allows to compute the non-linear parameters of the loudspeaker, used within standard physical models. The proposed approach can be used as a general method to define loudspeaker dynamic models, exploiting standard acoustic pressure measurements, instead of displacement variation.

Details

Published in
AES Convention 106
AES Convention
106
Paper number
4968
Publication date
May 6, 1999
Session subject
Audio Measurements
Affiliation
ASK Industries S.p.A., Reggio Emilia - Italy ; Universita' di Parma, Parma - Italy (See document for exact affiliation information.)
Type
Convention Paper