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AS 1935-1976

[Superseded]

Method for measurement of normal incidence sound absorption coefficient and specific normal acoustic impedance of acoustic materials by the tube method

Provides an economical method for rapid and absolute measurement of the normal incidence sound absorption coefficient and the specific normal acoustic impedance of a sound absorbing system, e.g. a material with a rigid backing or with air space and rigid plate backing.
Published: 01/01/1976
Pages: 18
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