3M SE-401 - Page 62

Data Addendum
Sound Examiner SE-400 Series
55
Nominal QE7052 microphone frequency response, diffraction and reflection corrections with windscreen
(section: 5.2.8)
Note: Add correction to electrical frequency response
Nominal
Frequency Hz
Nominal corrections in dB
63
0.5
80
0.3
100
0.1
125
0.2
160
0.0
200
0.1
250
0.2
315
0.0
400
0.1
500
0.0
630
0.2
800
0.0
1000
0.0
1250
0.3
1600
0.3
2000
0.5
2500
0.6
3150
0.6
4000
1.1
5000
1.0
6300
1.3
8000
0.7