3M Version A: QE7052 Microphone User Manual


 
Page 28 Linear Operating Range
1/3 Octave Band
053-469 RevC
SoundPro models SE and DL Data Addendum
Table A.40 (Continued)
IEC 651
IEC 804
Range -20 dB to 70 dB
Range -20 dB to 70 dB
Frequency
SPL A Weighting
Linear Operating Range (dB)
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
31.5
66
74
4000
25
74
25
74
1000
25
75
4000
25
74
8000
26
75
Range -10 dB to 80 dB
Range -10 dB to 80 dB
Frequency
SPL A Weighting
Linear Operating Range (dB)
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
31.5
65
85
4000
25
84
25
84
1000
25
85
4000
23
84
8000
26
85
Range 0 dB to 90 dB
Range 0 dB to 90 dB
Frequency
SPL A Weighting
Linear Operating Range (dB)
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
31.5
65
95
4000
25
94
25
94
1000
25
95
4000
23
94
8000
26
95
Range 10 dB to 100 dB
Range 10 dB to 100 dB
Frequency
SPL A Weighting
Linear Operating Range (dB)
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
31.5
66
105
4000
25
104
25
104
1000
26
105
4000
25
104
8000
28
105
Range 20 dB to 110 dB
Range 20 dB to 110 dB
Frequency
SPL A Weighting
Linear Operating Range (dB)
Frequency
SPL A
Weighting
Linear
Operating
Range (dB)
LEQ A
Weighting
Linear
Operating
Range (dB)
31.5
68
115
4000
27
114
27
114
1000
26
115
4000
26
114
8000
28
115