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BS EN ISO 11691:1997 - Acoustics. Measurement of insertion loss of ducted silencers without flow. Laboratory survey method

Description Printed version of this is available at library. To request, please e-mail to referencepk@usm.my and include a copy of this record in your e-mail. Abstract This International Standard specifies a laboratory substitution method to determine the insertion loss without flow of deduct, mainly absorbent, circular and rectangular silencers, as well as other duct elements for use in ventilating and air-conditioning systems.

Contributor(s): ESAR - Author Primary Item Type: British Standard Identifiers: ISBN 058026662 1 ICS 17.140.20 Noise emitted by machines and equipment ; 91.140.30 Ventilation and air-conditioning systems Language: English Subject Keywords: Silencers ; Test laboratories ; Acoustic measurement ; Noise control devices ; Test equipment ; Laboratory testing ; Sound intensity ; Acoustics First presented to the public: 6/19/2025 Original Publication Date: 5/15/1997 Previously Published By: British Standards Institution Place Of Publication: London, United Kingdom Citation: Extents: Number of Pages - 6 License Grantor / Date Granted:   / ( View License ) Date Deposited 2022-06-02 17:18:19.116 Submitter: Engku Shahidil Engku Ab Rahman

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