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Convention Paper

Reproducing Low Frequency Spaciousness and Envelopment in Listening Rooms

Authors: Griesinger, David

AES Convention 145 · Paper 10063 · October 2018

Abstract

Envelopment – the perception of being surrounded by a beautiful acoustic space – is one of the joys of concert halls and great recordings. Recording engineers strive to capture reverberation independently in each channel, and reverberation from digital equipment is similarly non-coherent. But in playback rooms with a single low frequency driver or a single subwoofer reverberation is often flat, frontal, and without motion. In this paper we will show that full range loudspeakers or at least two independent subwoofers can bring low frequency envelopment back to a playback room. In some rooms minimizing room modes with high pressure at the listening position while maximizing lateral modes with minima near the listeners can help. If necessary, we put two independent subwoofers at the sides of the listeners.

Details

Published in
AES Convention 145
AES Convention
145
Paper number
10063
Publication date
October 6, 2018
Session subject
Perception – Part 2
Affiliation
David Griesinger Acoustics, Cambridge, MA, USA (See document for exact affiliation information.)
Type
Convention Paper