Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method (Includes all amendments and changes 8/9/2024).
NORMA vydaná dňa 15.4.2023
Designation standards: ASTM C423-23e1
Publication date standards: 15.4.2023
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: American technical standard
Kategória: Technické normy ASTM
Keywords:
acoustical, acoustics, decay rate, noise, noise reduction coefficient, reverberation room,, ICS Number Code 91.120.20 (Acoustics in buildings. Sound insulation)