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Conference Paper

Reproducing the auditory width of individual acoustic instruments in immersive audio productions using a three-channel spot-microphone arrangement -System description and anechoic test recording

Authors: Hofann, Leon; Melchior, Frank; Mueller, Benhamin Johannes

AES Conference: 2020 AES International Conference on Audio for Virtual and Augmented Reality (August 2020) · Paper 641 · August 2020

Abstract

This e-Brief proposes a spot-microphone arrangement in the context of immersive audio productions for recording acoustic instruments. The presented technique enables reproduction of a single instrument with control of its auditory width in the horizontal and vertical dimension during post production. The geometrical arrangement as well as the required post processing for immersive loudspeaker-based audio productions is discussed. Additionally, a recording of ten individual instruments and two singers with three spot-microphone positions each was carried out in an anechoic chamber using the new method. The audio files and detailed documentation are provided under CC BY-NC-ND license for evaluation, demonstration and further research. An overview of this database as well as the initial findings gathered throughout mixing the 100+ track production for a 7+4 loudspeaker setup are given.

Details

Published in
AES Conference: 2020 AES International Conference on Audio for Virtual and Augmented Reality (August 2020)
Paper number
641
Publication date
August 6, 2020
Session subject
Reproduction, 3D Audio
Affiliation
Hochschule der Medien, Stuttgart, Germany; Fraunhofer-Institute for Building Physics, Germany (See document for exact affiliation information.)
Type
Conference Paper