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Engineering Brief Open Access

Design of a lightweight acoustical measurement room

Authors: Backman, Juha

AES Convention 152 · Paper 669 · May 2022

Abstract

The paper presents the design principles of an acoustic test chamber, where the insulation requirements of typical measurement rooms are relaxed and so constructing the surfaces using very lightweight materials, consisting only of absorbents and a simple frame, is possible. The test chamber constructed according to these principles shows good absorption characteristics down to 200Hz and has a significantly larger free space for measurements than a conventional chamber designed using wedges and solid walls.

Details

Published in
AES Convention 152
AES Convention
152
Paper number
669
Publication date
May 6, 2022
Session subject
Room Acoustics
Affiliation
AAC Technologies Solutions Finland, Turku, Finland (See document for exact affiliation information.)
Type
Engineering Brief