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Conference Paper

Musical Transducer-less Indentification of Linear Loudspeaker Parameters

Authors: Pedersen, Bo; Rubak, Per

AES Conference: 32nd International Conference · Paper 17 · September 2007

Abstract

In music systems system identification of linear loudspeaker parameters can be done online transducer-less using the voice coil current as feedback from the loudspeaker. In this work a FIR model is tested using musical signals both in simulation models and with a loudspeaker unit. The approach can find the voice coil resistance, the resonance frequency and the damping factor. Considerations about the voice coil temperature are made.

Details

Published in
AES Conference: 32nd International Conference
Paper number
17
Publication date
September 6, 2007
Session subject
DSP for Loudspeakers
Affiliation
Aalborg University; Aalborg University Esbjerg (See document for exact affiliation information.)
Type
Conference Paper