3M SE-400 user manual Random Incidence

67

Data Addendum

Pressure to random incidence corrections with BK4936 microphone (section 5.2.7)

Note: added to the pressure response to calculate random incidence response.

	BK4936 microphone
	Random Incidence
Frequency	Corrections
in Hz	in dB

32	0.3
40	0.3
50	0.2
63	0.1
80	0.0
100	0.0
125	0.1
160	0.0
200	0.0
250	0.1
315	0.0
400	0.1
500	0.0
630	0.1
800	0.2
1000	0.0
1250	0.2
1600	-0.3
2000	0.1
2500	0.2
3150	0.3
4000	0.4
5000	0.8
6300	1.2
8000	1.3
10000	2.2
12500	2.4
16000	3.6

Sound Examiner SE-400 Series