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UNI EN ISO 10534-2 : 2001

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

ACOUSTICS - DETERMINATION OF SOUND ABSORPTION COEFFICIENT AND IMPEDANCE IN IMPEDANCES TUBES - TRANSFER-FUNCTION METHOD

Superseded date

30-03-2024

Published date

31-10-2001

Foreword
1 Scope
2 Definitions and symbols
3 Principle
4 Test equipment
5 Preliminary test and measurements
6 Test specimen mounting
7 Test procedures
8 Precision
9 Test report
Annex A (normative) Preliminary measurements
Annex B (normative) Procedures for the one-microphone technique
Annex C (normative) Pressure-release termination of test sample
Annex D (informative) Theoretical background
Annex E (informative) Error sources
Annex F (informative) Determination of diffuse sound absorption
        coefficient alpha[st] of locally reacting absorbers
        from the results of this part of ISO 10534
Annex G (informative) Bibliography

Defines the use of an impedance tube, two microphone locations and a digital frequency analysis system for the determination of the sound absorption coefficient of sound absorbers for normal sound incidence.

Committee
CT 2
DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Superseded
SupersededBy

UNI 11532 : 2014 BUILDING ACOUSTICS - INTERNAL ACOUSTICAL CHARACTERISTICS OF CONFINED SPACES
UNI/TR 11469 : 2012 ACOUSTIC - EXTENSIBILITY OF SOUND REDUCTION INDEX FOR BUILDING

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