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Convention Paper

Evaluating Listener Preference of Flat-Panel Loudspeakers

Authors: Roessner, Stephen; Heilemann, Michael; Bocko, Mark F.

AES Convention 147 · Paper 10230 · October 2019

Abstract

Three flat-panel loudspeakers and two conventional loudspeakers were evaluated in a blind listening test. Two of the flat-panel loudspeakers used in the test were prototypes employing both array-based excitation methods and constrained viscoelastic damping to eliminate modal resonant peaks in the mechanical response of the vibrating surface. The remaining flat-panel speaker was a commercially available unit. A set of 21 listeners reported average preference ratings of 7.00/10 and 6.81/10 for the conventional loudspeakers, 6.48/10 and 5.90/10 for the prototype flat-panel loudspeakers, and 2.24/10 for the commercial flat-panel speaker. The results are consistent with those given by a predictive model for listener preference rating, suggesting that designs aimed at smoothing the mechanical response of the panel lead to improved preference ratings.

Details

Published in
AES Convention 147
AES Convention
147
Paper number
10230
Publication date
October 6, 2019
Session subject
Posters: Transducers
Affiliation
University of Rochester, Rochester, NY, USA (See document for exact affiliation information.)
Type
Convention Paper