ASTM C384-04(2011)

Standard Test Method for Impedance and Absorption of Acoustical Materials by Impedance Tube Method

NORMA vydána dne 1.11.2011

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PDF - okamžité stažení (1917.80 CZK)

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The information about the standard:

Designation standards: ASTM C384-04(2011)
Note: NEPLATNÁ
Publication date standards: 1.11.2011
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM

Annotation of standard text ASTM C384-04(2011) :

Keywords:
absorption, impedance, impedance ratio, impedance tube, normal incidence sound absorption coefficient, specific normal acoustic impedance, ICS Number Code 91.120.20 (Acoustics in buildings. Sound insulation)