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Convention Paper

Optimizing the Re-Enforcement Effect of Early Reflections on Aspects of Live Musical Performance Using the Image Source Method

Authors: Terrell, Michael; Reiss, Joshua

AES Convention 127 · Paper 7897 · October 2009

Abstract

The image source method is used to identify early reflections which have a re-enforcement effect on the sound traveling within an enclosure. The distribution of absorptive material within the enclosure is optimised to produce the desired re-enforcement effect. This is applied to a monitor mix and a feedback prevention case study. In the former it is shown that the acoustic path gain of the vocals can be increased relative to the acoustic path gain of the other instruments. In the latter it is shown that the acoustic path from loudspeaker to microphone can be manipulated to increase the perceived signal level before the onset of acoustic feedback.

Details

Published in
AES Convention 127
AES Convention
127
Paper number
7897
Publication date
October 6, 2009
Session subject
Sound in Real Spaces
Affiliation
Queen Mary University of London, London, UK (See document for exact affiliation information.)
Type
Convention Paper