3M Version A: QE7052 Microphone User Manual


 
Page 27 Linear Operating Range
1/3 Octave Band
053-469 RevC
SoundPro models SE and DL Data Addendum
Table A.40 (Continued)
Range 50 dB to 140 dB
Range 50 dB to 140 dB
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
Frequency
Frequency
LEQ A Weighting
Linear Operating Range (dB)
31.5
92
142
92
142
31.5
92
142
1000
53
142
53
142
1000
53
142
4000
52
142
52
142
4000
52
142
8000
54
142
54
142
8000
54
142
12500
57
142
57
142
Range 60 dB to 150 dB
Range 60 dB to 150 dB
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
Frequency
LEQ A Weighting
Linear Operating Range (dB)
31.5
103
153
103
153
31.5
103
153
1000
62
153
62
153
1000
62
153
4000
61
153
61
153
4000
62
153
8000
64
153
64
153
8000
64
153
12500
67
153
66
153
Range 70 dB to 160 dB
Range 70 dB to 160 dB
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
Frequency
LEQ A Weighting
Linear Operating Range (dB)
31.5
114
163
113
163
31.5
114
163
1000
72
163
72
163
1000
72
163
4000
72
163
72
163
4000
72
163
8000
74
163
73
163
8000
73
163
12500
77
163
76
163
Range 80 dB to 170 dB
Range 80 dB to 170 dB
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
Frequency
LEQ A Weighting
Linear Operating Range (dB)
31.5
122
174
122
174
31.5
122
174
1000
82
173
82
173
1000
82
173
4000
81
174
81
174
4000
82
174
8000
83
174
83
174
8000
83
174
12500
86
174
86
174