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UNI EN ISO 10534-1 : 2001

Current

Current

The latest, up-to-date edition.

ACOUSTICS - DETERMINATION OF SOUND ABSORPTION COEFFICIENT AND IMPEDANCE IN IMPEDANCES TUBES - METHOD USING STANDING WAVE RATIO

Published date

31-10-2001

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1 Scope
2 Normative references
3 Definitions
4 Principle
5 Fundamentals
6 Test equipment
7 Preliminary tests and measurements
8 Mounting of the test sample
9 Test methods
10 Transformation of reflection factor and impedance
11 Test report
Annexes
A Preliminary measurements
B Verification of the test equipment
C Pressure-release termination of test sample
D Determination of diffuse sound absorption
   coefficient alpha(st) of locally reacting absorbers

Gives a method for the determination of the sound absorption coefficient, reflection factor and surface impedance or surface admittance of materials and objects.

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

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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