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Convention Paper

The Acoustics and Sound System for Hemispherical Film Projection

Authors: Heringa, Peter H.; Kok, Ben H.; Dekeyrel, Yves

AES Convention 77 · Paper 2205 · March 1985

Abstract

The hemispherical film projection used in space theatres puts specific demands on both the acoustics and the soundsystem of the theatre. Apart from the traditional acoustical problems - like reverberation time, avoiding echo's etc. - one of the major problems appeared to be a proper localization of the sound according to the projected image. The paper describes how the localization problem was solved using 38 wide dispersion speakersystems. The paper also describes the acoustical treatment of both a cylindrical and a dome-shaped theatre. Measuring results, including T.D.S.-data, will be presented.

Details

Published in
AES Convention 77
AES Convention
77
Paper number
2205
Publication date
March 6, 1985
Session subject
Room Acoustics and Sound Reinforcement
Affiliation
Peutz & Associes B.V., Nijmegen, The Netherlands (See document for exact affiliation information.)
Type
Convention Paper