Prediction of room acoustic properties of an open-plan office by ISO 3382-3
Office:
Configuration:
Room length L [m]:
Room width W [m]:
Room height H [m]:
Screen height h [cm]:
Ceiling absorption α
c
:
Vertical absorption α
v
:
Speech level, L
p,A,S,1m,ff
[dB]:
Background level, L
p,A,B
[dB]:
Adjust background spectrum
Adjust background spectrum
Frequency [Hz]
Background Level [dB]
125
250
500
1000
2000
4000
8000
L
p,A,B
Calculate
Info
Info Sheet
L
p,A,S
STI
Results
L
p,A,B
[dB]:
L
p,A,S,4m
[dB]:
D
2,S
[dB]:
T [s]:
r
D
[m]:
r
C
[m]: