3M Version A: QE7052 Microphone User Manual


 
Page 120 Microphones
Tolerance: IEC 61672 class 2
053-469 RevC
SoundPro models SE and DL Data Addendum
Table E.11 - (Continued)
C Weighting, Fast Response, LEQ
Range
(dB)
16
Hz
31.5
Hz
63
Hz
125
Hz
250
Hz
500
Hz
1000
Hz
2000
Hz
4000
Hz
8000
Hz
16
kHz
-10 to 70
25.8
28.2
28.0
25.9
23.4
20.8
18.8
17.3
16.4
15.2
11.8
0 to 80
25.9
28.8
28.0
26.0
23.4
20.9
18.7
17.2
16.3
15.0
11.7
10 to 90
26.6
28.7
27.9
26.0
23.6
20.8
18.7
17.1
16.1
14.3
11.3
20 to 100
26.5
28.6
28.0
26.1
24.7
22.4
19.8
17.4
15.3
18.3
18.3
30 to 110
25.7
28.3
27.7
25.8
23.1
20.9
19.3
22.3
25.3
28.3
28.3
40 to 120
26.5
28.9
28.1
25.9
23.3
26.3
29.3
32.3
35.3
38.3
38.3
50 to 130
27.9
29.4
27.6
30.2
33.3
36.3
39.3
42.3
45.3
48.3
48.3
60 to 140
34.6
34.2
37.2
40.2
43.3
46.3
49.3
52.3
55.3
58.3
58.3
C Weighting, Slow Response, LEQ
Range
(dB)
16
Hz
31.5
Hz
63
Hz
125
Hz
250
Hz
500
Hz
1000
Hz
2000
Hz
4000
Hz
8000
Hz
16
kHz
-10 to 70
26.0
28.4
28.1
25.9
23.5
21.0
18.8
17.3
16.4
15.2
11.8
0 to 80
25.9
28.4
27.9
25.8
23.5
20.8
18.7
17.1
16.3
15.0
11.7
10 to 90
26.0
28.8
28.6
26.5
24.3
21.5
19.1
17.3
16.2
14.4
11.3
20 to 100
26.6
29.8
29.0
27.4
24.3
21.5
19.0
17.1
15.3
18.3
18.3
30 to 110
25.7
28.6
27.9
25.8
23.1
20.9
19.3
22.3
25.3
28.3
28.3
40 to 120
26.7
28.8
27.9
25.9
23.3
26.3
29.3
32.3
35.3
38.3
38.3
50 to 130
28.5
29.2
27.4
30.2
33.3
36.3
39.3
42.3
45.3
48.3
48.3
60 to 140
34.6
34.2
37.2
40.2
43.3
46.3
49.3
52.3
55.3
58.3
58.3
Z Weighting, Fast Response, SPL
Range
(dB)
16
Hz
31.5
Hz
63
Hz
125
Hz
250
Hz
500
Hz
1000
Hz
2000
Hz
4000
Hz
8000
Hz
16 kHz
-10 to 70
32.0
30.8
28.5
26.1
23.3
20.8
18.8
17.5
17.3
18.2
19.9
0 to 80
32.1
29.7
27.8
25.9
23.3
20.8
18.9
17.4
17.2
18.0
19.8
10 to 90
34.5
30.9
28.3
26.1
23.3
20.9
18.7
17.3
17.1
18.1
19.9
20 to 100
33.9
30.9
29.6
25.8
23.4
20.9
18.7
17.2
17.1
17.8
19.7
30 to 110
34.8
30.7
28.6
26.0
23.3
20.9
18.5
16.6
16.3
19.3
19.3
40 to 120
34.2
31.7
28.4
25.6
23.7
20.7
20.2
23.3
26.3
29.3
29.3
50 to 130
34.7
31.1
27.9
25.9
24.4
27.2
30.2
33.3
36.3
39.3
39.3
60 to 140
36.4
34.6
30.9
31.2
34.2
37.2
40.2
43.3
46.3
49.3
49.3
Z Weighting, Fast Response, LEQ
Range
(dB)
16
Hz
31.5
Hz
63
Hz
125
Hz
250
Hz
500
Hz
1000
Hz
2000
Hz
4000
Hz
8000
Hz
16 kHz
-10 to 70
33.3
31.3
29.2
26.2
23.7
20.9
18.8
17.5
17.3
18.2
19.9
0 to 80
33.6
30.8
28.9
26.0
23.4
20.9
18.7
17.3
17.2
18.1
19.8
10 to 90
34.4
31.1
28.6
26.1
23.2
20.8
18.7
17.4
17.1
18.0
19.8
20 to 100
33.6
31.5
28.8
26.1
23.3
20.9
18.7
17.3
17.0
17.8
19.7
30 to 110
34.2
31.3
28.9
25.9
23.4
20.8
18.5
16.6
16.3
19.3
19.3
40 to 120
33.7
31.4
28.9
25.9
23.2
20.5
20.2
23.3
26.3
29.3
29.3
50 to 130
33.9
31.6
28.5
26.0
24.2
27.2
30.2
33.3
36.3
39.3
39.3
60 to 140
37.1
33.2
30.7
31.2
34.2
37.2
40.2
43.3
46.3
49.3
49.3