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Convention Paper

The Sound Output of Loudspeaker Cabinet Walls

Authors: Barlow, D. A.

AES Convention 50 · Paper L-17 · March 1975

Abstract

The radiation of cabinet walls has been examined. The sound output at the fundamental bending resonance, falling in the bass range, approaches or exceeds that of the speaker itself. It was confirmed that gluing thick bituminised damping pads to the panels reduces the radiation considerably at resonance and even more so at the overtones. Under some conditions, shapes of constant curvature, i.e. tubes and spheres, do not resonate in bending, but only in direct stress, at very much higher frequencies, in the treble range. The performance of tubular cabinets in the bass was far superior to any flat-sided timber cabinet, and was equal to that of 4-in thick concrete.

Details

Published in
AES Convention 50
AES Convention
50
Paper number
L-17
Publication date
March 6, 1975
Type
Convention Paper