3M BK4936 Microphone User Manual


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Page 90 Microphones
QE7052 microphone with windscreen (Figures/Tables “C”)
053-469 RevC
SoundPro models SE and DL Data Addendum
Table C.14- (Continued)
C Weighting, Slow Response, LEQ
500
Hz
630
Hz
800
Hz
1000
Hz
1250
Hz
1600
Hz
2000
Hz
2500
Hz
3150
Hz
4000
Hz
5000
Hz
6300
Hz
8000
Hz
10
kHz
12.5
kHz
16
kHz
20
kHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
14.4
13.7
12.6
12.0
11.3
10.8
10.2
10.0
9.8
9.6
9.6
9.2
9.1
8.4
7.3
5.9
4.0
14.4
13.5
12.6
11.9
11.3
10.7
10.3
9.9
9.7
9.5
9.5
9.1
8.9
8.3
7.2
5.4
4.3
14.4
13.6
12.5
11.8
11.3
10.5
10.1
9.8
9.3
9.3
9.3
8.3
8.3
8.3
8.3
8.3
8.3
14.2
13.4
12.3
11.4
11.0
9.3
9.3
9.3
12.3
12.3
12.3
15.3
15.3
15.3
18.3
18.3
18.3
13.3
13.3
16.3
16.3
16.3
19.3
19.3
19.3
22.3
22.3
22.3
25.3
25.3
25.3
28.3
28.3
28.3
23.3
23.3
26.3
26.3
26.3
29.3
29.3
29.3
32.3
32.3
32.3
35.3
35.3
35.3
38.3
38.3
38.3
33.3
33.3
36.3
36.3
36.3
39.3
39.3
39.3
42.3
42.3
42.3
45.3
45.3
45.3
48.3
48.3
48.3
43.3
43.3
46.3
46.3
46.3
49.3
49.3
49.3
52.3
52.3
52.3
55.3
55.3
55.3
58.3
58.3
58.3
Z Weighting, Fast Response, LEQ
Range
(dB)
12.5
Hz
16
Hz
20
Hz
25
Hz
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
-10 to 70
28.3
26.5
26.1
27.5
24.3
24.3
24.0
22.5
21.3
20.4
20.1
19.7
18.1
17.6
16.1
14.9
0 to 80
28.5
27.1
27.8
25.4
25.8
24.4
23.9
22.6
21.4
20.1
19.8
19.7
18.1
17.1
16.5
14.9
10 to 90
27.4
27.0
29.4
26.3
23.9
23.7
24.5
22.5
21.9
20.9
20.4
18.7
18.5
16.8
16.3
15.0
20 to 100
28.8
27.8
26.5
25.8
25.4
25.5
23.3
22.8
20.1
20.7
20.4
18.6
19.0
17.1
16.8
15.3
30 to 110
28.7
28.1
28.3
24.7
26.0
23.7
23.3
22.9
21.4
20.7
19.8
18.9
18.1
16.3
16.3
15.2
40 to 120
25.3
26.7
27.3
26.8
24.3
24.9
23.0
22.1
21.2
20.6
19.8
18.0
17.9
17.3
16.4
14.5
50 to 130
29.1
28.8
28.8
26.3
25.2
25.2
23.3
24.1
21.5
19.6
19.8
19.2
21.3
21.3
21.2
24.2
60 to 140
28.0
27.2
27.5
27.9
27.9
26.9
25.9
26.9
25.2
28.2
28.2
28.2
31.2
31.2
31.2
34.2
Z Weighting, Slow Response, LEQ
500
Hz
630
Hz
800
Hz
1000
Hz
1250
Hz
1600
Hz
2000
Hz
2500
Hz
3150
Hz
4000
Hz
5000
Hz
6300
Hz
8000
Hz
10
kHz
12.5
kHz
16
kHz
20
kHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
14.5
13.5
12.7
11.7
11.4
11.1
10.4
10.3
10.3
10.4
10.8
11.2
11.8
12.7
13.3
14.2
15.0
14.4
13.6
12.4
11.8
11.2
10.8
10.5
10.2
10.5
10.3
10.7
11.3
12.0
12.6
13.4
14.1
15.0
14.7
13.7
12.4
12.0
11.4
10.9
10.2
10.4
10.1
10.3
10.6
11.1
11.9
12.6
13.2
14.2
15.0
14.4
13.1
12.7
11.8
11.5
10.8
10.1
10.0
10.2
10.0
10.6
11.0
11.3
12.3
12.4
14.0
15.2
14.4
13.2
12.2
11.9
10.6
10.3
10.2
10.3
13.3
13.3
13.3
16.3
16.3
16.3
19.3
19.3
19.3
14.2
14.4
17.2
17.2
17.2
20.2
20.2
20.2
23.3
23.3
23.3
26.3
26.3
26.3
29.3
29.3
29.3
24.2
24.2
27.2
27.2
27.2
30.2
30.2
29.3
28.0
26.8
26.0
25.0
24.3
23.6
22.4
21.6
24.5
34.2
34.2
37.2
37.2
37.2
40.2
40.2
40.2
40.5
39.6
38.4
37.2
36.9
36.1
35.1
34.2
37.5
Z Weighting, Fast Response, LEQ
Range
(dB)
12.5
Hz
16
Hz
20
Hz
25
Hz
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
-10 to 70
28.8
28.5
27.1
26.8
25.0
24.3
24.4
23.4
22.5
21.3
19.8
19.0
17.9
17.4
16.2
15.1
0 to 80
29.9
28.8
27.2
26.1
25.8
24.8
23.6
23.4
22.2
20.8
20.1
19.1
17.6
17.0
16.1
15.3
10 to 90
28.9
28.3
28.3
26.0
25.9
25.1
24.1
22.3
22.1
20.9
20.3
18.7
18.3
17.0
16.3
15.1
20 to 100
29.2
28.5
27.1
26.5
25.2
25.3
23.5
23.1
22.1
21.2
19.7
18.7
18.1
17.3
16.1
15.0
30 to 110
28.6
29.7
26.8
27.3
24.8
24.0
23.6
23.3
21.8
21.1
19.8
19.1
18.0
17.2
16.4
15.1
40 to 120
29.2
28.0
27.4
27.1
25.6
24.7
23.9
22.4
21.5
20.6
19.7
19.0
18.2
16.9
16.1
14.8
50 to 130
28.6
27.9
27.4
27.7
26.5
24.9
23.7
23.4
21.9
21.0
20.0
19.3
21.2
21.2
21.2
24.2
60 to 140
30.8
28.3
28.1
27.8
26.9
26.8
26.4
27.1
25.4
28.2
28.2
28.2
31.2
31.2
31.2
34.2
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