Drawing, Microphone, Measurement circuit – BeStar BCM4013OSBC-38 User Manual
Page 3: Angular response, C:1μ
C
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6
Rev.
Date
5
Drawn
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B
Approved by:
4
Note
Date:
Checked by:
Drawn by:
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10.02.26
Shield Case
ECM unit
C2
33pF
C1
10pF
FET impedance
Converter
3. Measurement Circuit:
2. Drawing
-
Earth
Terminal 2
Output
Power Supply 2.0V
RL=2.2K
Terminal 1
C:1μ
F
+
0
30
330
BCM4013OSBC-38
120
60
90
★Angular Response
220
300
270
180
150
210
BCM4013OSBC-38
Microphone
王焕焕
05.06.14
王丽娟
10.02.26
B
王焕焕
Page:2 of 6
DRG NO:
徐波
张秀琴
BS/TEM01.093B
terminal 1 +
Terminal2 -
Ш27±0.1
Ш18±0.1
Ш9±0.1
Ш
4
.0
±
0
.1
1.1
±0.2
1.3
±0.2