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Convention Paper

Digitally Enhanced Shotgun Microphone with Increased Directivity

Authors: Faller, Christof; Favrot, Alexis; Langen, Christian; Tournery, Christophe; Wittek, Helmut

AES Convention 129 · Paper 8187 · November 2010

Abstract

Shotgun microphones are still state-of-the-art when the goal is to achieve the highest possible directivity and S/N ratio with high signal fidelity. As opposed to beamformers, properly designed shotgun microphones do not suffer greatly from inconsistencies and sound color artifacts. A digitally enhanced shotgun microphone is proposed, using a second backward-oriented microphone capsule and digital signal processing with the goal of improving directivity and reducing diffuse gain at low and medium frequencies significantly, while leaving the sound color essentially unchanged. Furthermore, the shotgun microphone's rear lobe is attenuated in level.

Details

Published in
AES Convention 129
AES Convention
129
Paper number
8187
Publication date
November 6, 2010
Session subject
Microphone Processing
Affiliation
Illusonic LLC, Lausanne, Switzerland; Schoeps Mikrofone GmbH, Karlsruhe, Germany (See document for exact affiliation information.)
Type
Convention Paper