3M SE-401 - BK4936 Microphone Corrections; Frequency Response, Diffraction & Reflection Corrections

Data Addendum
Sound Examiner SE-400 Series
46
Nominal BK4936 microphone frequency response, diffraction and reflection corrections (section: 5.2.8)
Note: Add correction to electrical frequency response.
Nominal Frequency Hz
Nominal corrections in dB
3162
-0.3
3350
-0.3
3548
-0.1
3758
0.0
3981
0.2
4217
0.0
4467
-0.2
4732
-0.1
5012
-0.1
5309
0.0
5623
-0.2
5957
-0.2
6310
-0.1
6683
0.0
7079
-0.4
7499
0.0
7943
0.0
8414
-0.2
8913
-0.1
9441
-0.1
10000
-0.1
10593
-0.1
11220
-0.4
11885
0.0
12589
-0.1
13335
-0.1
14125
-0.4
14962
-0.5
15849
-0.7
Nominal Frequency Hz
Nominal corrections in dB
63
0.6
80
0.4
100
0.3
125
0.4
160
0.2
200
0.2
250
0.3
315
0.1
400
0.2
500
0.2
630
0.2
800
0.0
1000
0.0
1059
0.0
1122
0.0
1189
-0.1
1259
0.0
1334
-0.2
1413
-0.2
1496
-0.1
1585
0.0
1679
-0.2
1778
-0.2
1884
-0.1
1995
0.0
2113
0.1
2239
0.0
2371
0.0
2512
-0.2
2661
-0.1
2818
-0.1
2985
-0.2