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Convention Paper

Nonlinear Loudspeaker Unit Modeling

Authors: Pedersen, Bo Rohde; Agerkvist, Finn T.

AES Convention 125 · Paper 7601 · October 2008

Abstract

Simulations of a 6½-inch loudspeaker unit are performed and compared with a displacement measurement. The non-linear loudspeaker model is based on the major nonlinear functions and expanded with time-varying suspension behaviour and flux modulation. The results are presented with FFT plots of three frequencies and different displacement levels. The model errors are discussed and analysed including a test with loudspeaker unit where the diaphragm is removed.

Details

Published in
AES Convention 125
AES Convention
125
Paper number
7601
Publication date
October 6, 2008
Session subject
Loudspeakers
Affiliation
Aalborg University, Esbjerg; Technical University Denmark (See document for exact affiliation information.)
Type
Convention Paper