EN ISO 10534-1:2001
Current
The latest, up-to-date edition.
Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 1: Method using standing wave ratio (ISO 10534-1:1996)
20-06-2001
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
Annex A (normative) Preliminary measurements
Annex B (normative) Verification of the test equipment
Annex C (normative) Pressure-release termination of test sample
Annex D (informative) Determination of diffuse sound absorption
coefficient alpha(st) of locally reacting absorbers
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