Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method (Includes all amendments And changes 2/6/2017).
NORM herausgegeben am 15.10.2009
Designation standards: ASTM C423-09a
Note: UNGÜLTIG
Publication date standards: 15.10.2009
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: American technical standard
Kategorie: Technische Normen ASTM
Keywords:
acoustical, acoustics, decay rate, noise, noise reduction coefficient, reverberation room, Acoustical tests, Decay rates, Noise reduction coefficient, Reverberation room method, Sound absorbing/insulating materials/applications, ICS Number Code 91.120.20 (Acoustics in buildings. Sound insulation)