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Convention Paper

Automated In-Situ Frequency Response Optimisation of Active Loudspeakers

Authors: Goldberg, Andrew; Makivirta, Aki

AES Convention 114 · Paper 5730 · March 2003

Abstract

This paper presents a novel method for automatically selecting the optimal in-situ acoustical frequency response of active loudspeakers within a discrete-valued set of responses offered by room response controls on active loudspeakers. An overview of optimisation techniques is given, the resulting optimisation algorithm described as is the rationale of the room response controls for the active loudspeakers. The frequency response, calculated from the acquired impulse response, is used as the input for the optimisation algorithm to select the most favourable combination of room response controls. Examples are given and the performance of the algorithm is analysed and discussed. This system has been implemented and is currently in active use by specialists who set up and tune studios and listening rooms.

Details

Published in
AES Convention 114
AES Convention
114
Paper number
5730
Publication date
March 6, 2003
Session subject
Loudspeakers
Affiliation
Genelec Oy, Iisalmi, Finland. (See document for exact affiliation information.)
Type
Convention Paper