3M SE-400 SONAR User Manual


 
Data Addendum
Sound Examiner SE-400 Series
77
Windscreen corrections with BK4936 microphone
*Note: add to the windscreen response to calculate the response without the windscreen
Frequency
in Hz
Corrections
in dB
1000
0.0
1250
-0.2
1600
-0.2
2000
-0.3
2500
-0.4
3150
-0.4
4000
-0.2
5000
0.0
6300
0.0
8000
0.0
10000
0.1
12500
0.2
16000
0.5
Windscreen corrections with BK4936 microphone and random incidence corrector ring (RICR)
*Note: add to the windscreen response to calculate the response without the windscreen
Frequency
in Hz
Corrections
in dB
1000
0.0
1250
0.1
1600
-0.1
2000
-0.2
2500
-0.2
3150
-0.3
4000
-0.3
5000
-0.2
6300
-0.3
8000
-0.3
10000
0.0
12500
1.0
16000
1.4