ISO-11691 › Historical Revision Information
Acoustics - Measurement of Insertion Loss of Ducted Silencers Without Flow - Laboratory Su
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Specifies a laboratory substitution method to determine the insertion loss of ducted circular and rectangular silencers without flow, as well as other duct elements for use in ventilating and air-conditioning systems.
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Document Number
ISO 11691:1995
Revision Level
1ST EDITION
Status
Superseded
Publication Date
Aug. 15, 1995
Committee Number
ISO TC 43/SC 1