BS EN 20354:1993:1987 Edition
$102.76
Acoustics. Measurement of sound absorption in a reverberation room
Published By | Publication Date | Number of Pages |
BSI | 1987 | 20 |
Determination of the sound absorption coefficient of acoustical materials used as wall or ceiling treatments, or the equivalent sound absorption area of objects, such as furniture, or persons, in a reverberation room. Not intended for measuring the absorption characteristics of weakly damped resonators.