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Convention Paper

Direct-Radiator Loudspeaker Systems with High Bl

Authors: Vanderkooy, John; Boers, Paul M.; Aarts, Ronald M.

AES Convention 114 · Paper 5742 · March 2003

Abstract

In an earlier paper (AES 113th #5651) we showed the basic consequences of a dramatic increase in the motor strength Bl of a driver, as it relates to the efficiency of the loudspeaker and the effect on amplifier dissipation. Here we study the effect of reducing the cabinet size, increasing the mass of the cone, and the use of vented systems or those with passive radiators. A high Bl-value has a positive influence on many aspects of loudspeaker systems that have traditionally been relegated to standard recipes. A glance at some products available today suggests that at least some of the loudspeaker industry is aware of these ideas.

Details

Published in
AES Convention 114
AES Convention
114
Paper number
5742
Publication date
March 6, 2003
Session subject
Loudspeakers
Affiliation
Audio Research Group, Dept. of Physics, University of Waterloo, Waterloo, ON Canada ; Philips Research Labs,Eindhoven, The Netherlands (See document for exact affiliation information.)
Type
Convention Paper