Integrating Sound Level Meter / EN
08/15/16 Version No. 01
30
14. TYPICAL INSTRUMENT FREQUENCY RESPONSE AT 0°
INCIDENCE
R
E
C
O
R
D
L
e
q
S
E
L
S
P
L
E
R
A
S
E
A
/C
T
IM
E
T
IM
E
D
A
T
E
IN
T
E
G
M
A
X
Freq
units
31.5
Hz
40
Hz
50
Hz
63
Hz
80
Hz
100
Hz
125
Hz
160
Hz
200
Hz
250
Hz
315
Hz
400
Hz
500
Hz
0deg
dB
1.6
2.3
1.1
1.2
1.1
1.0
0.9
1.2
0.4
0.0
0.5
0.5
0.3
Freq
units
630
Hz
800
Hz
1000
Hz
1250
Hz
1600
Hz
2000
Hz
2500
Hz
3150
Hz
4000
Hz
5000
Hz
6300
Hz
8000
Hz
0deg
dB
0.2
0.2
0.0
-0.3
0.2
0.2
1.2
2.3
2.3
2.9
4.5
3.4