Soft dB Opus Suite Building Acoustics Module Airborne Sound Isolation between Rooms ASTM E 336_ISO 140-4 - Manual (Page 40)

39
Summation Test (High Range Case)
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
10 100 1000 10000 100000
Frequency (Hz)
A
m
p
li
tu
d
e
d
B