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Convention Paper

Wideband Compression Driver Design, Part 1: A Theoretical Approach to Designing Compression Drivers with Non-Rigid Diaphragms

Authors: Oclee-Brown, Jack

AES Convention 139 · Paper 9386 · October 2015

Abstract

This paper presents a theoretical approach to designing compression drivers that have non-rigid radiating diaphragms. The presented method is a generalization of the Smith "acoustic mode balancing" approach to compression driver design that also considers the modal behavior of radiating structure. It is shown that, if the mechanical diaphragm modes and acoustical cavity modes meet a certain condition, then the diaphragm non-rigidity is not a factor that limits the linear driver response. A theoretical compression driver design approximately meeting this condition is described and it's performance evaluated, using FEM models.

Details

Published in
AES Convention 139
AES Convention
139
Paper number
9386
Publication date
October 6, 2015
Session subject
Transducers
Affiliation
GP Acoustics (UK) Ltd., Maidstone, UK (See document for exact affiliation information.)
Type
Convention Paper