3M BK4936, Руководство по дополнению данных

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Page 257 Microphones
BK4936 microphone with random incidence corrector using a remote preamp (Figures/Tables “L”)
053-469 RevC
SoundPro models SE and DL Data Addendum
Figure L.7- Pressure Field to Free Field Corrections
Frequency
in Hz
BK4936
R.I.C.
Correction
in dB
125 0.04
250 0.00
1000 0.20
2000 0.69
4000 2.09
Figure L.8 -Pressure Field to Random Incidence Corrections
Frequency
in Hz
BK4936
R.I.C.
Correction
in dB
125 0.05
250 0.00
1000 0.14
2000 0.49
4000
1.05
Self Generated Noise
Table L.9 -Broadband
SPL LEQ
Fast Response
Range
(dB)
A Weighting C Weighting Z Weighting A Weighting C Weighting Z Weighting
-20 to 70
22.9 30.1 37.4 22.8 30.1 37.0
-10 to 80 22.8 29.8 37.1 22.8 30.3 37.2
0 to 90 22.8 30.2 36.6 22.8 30.2 37.3
10 to 100 22.8 30.0 36.6 22.8 30.2 37.6
20 to 110 23.3 30.3 36.5 23.3 30.5 37.5
30 to 120 26.2 31.4 36.8 26.2 31.1 37.1
40 to 130 33.3 34.4 38.2 33.4 34.6 38.9
50 to 140
42.1 42.1 43.1 42.1 42.2 42.8
Slow Response
Range
(dB) A Weighting C Weighting Z Weighting A Weighting C Weighting Z Weighting
-20 to 70 22.8 30.3 37.4 22.8 30.3 37.7
-10 to 80
22.8 30.3 37.4 22.7 30.3 37.7
0 to 90 22.8 30.2 37.5 22.8 30.2 37.5
10 to 100 22.8 30.2 37.9 22.7 30.2 37.6
20 to 110 23.3 30.2 37.5 23.3 30.3 37.3
30 to 120 26.2 31.0 37.6 26.2 31.0 37.9
40 to 130 33.4 34.6 38.6 33.4 34.6 38.5
50 to 140 42.2 42.1 43.0 42.2 42.1 42.9