NF S31-065:1981
Acoustics. Testing of architectural acoustics. Determination of sound absorption coefficient and impedance in a tube.

Standard No.

NF S31-065:1981

Release Date

1981

Published By

Association Francaise de Normalisation

Latest

NF S31-065:1981

NF S31-065:1981 history

• 1981 NF S31-065:1981 Acoustics. Testing of architectural acoustics. Determination of sound absorption coefficient and impedance in a tube.