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Convention Paper

In the Light of 5.1 Surround: Why "AB-Polycardioid Centerfill" (AB-PC) is Superior for Symphony-Orchestra Recording

Authors: Pfanzagl-Cardone, Edwin

AES Convention 112 · Paper 5565 · April 2002

Abstract

Abstract: The reappearance of surround sound in the form of the DVD's 5.1 format has led sound engineers to re-evaluate current microphone techniques used for stereo recording. The author has measured various 2-channel main-microphone signals in order to prove that their correlation is strongly frequency dependent. Due to properties of the human hearing mechanism as well as standard loudspeaker playback-arrangements frequencies below approximately 800 Hz are particularly critical in terms of faithful spatial reproduction in a stereo as well as 5.1 surround environment and therefore deserve special attention already during the recording process. Conclusions from the measurements are drawn and a microphone system ("AB-Polycardioid Centerfill"), well suited for 5.1 surround is proposed.

Details

Published in
AES Convention 112
AES Convention
112
Paper number
5565
Publication date
April 6, 2002
Session subject
Surround Sound Recording
Type
Convention Paper