Microphone, Measurement circuit – BeStar BCM4015OLFC-42 User Manual
Page 4
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C
A
6
Rev.
Date
5
Drawn
B
Approved by:
4
Note
Date:
Checked by:
Drawn by:
3
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Shield Case
ECM unit
C2
33pF
C1
10pF
FET impedance
Converter
3. Measurement Circuit:
-
Earth
Terminal 2
Output
Power Supply 2.0V
RL=2.2K
Terminal 1
F
+
BCM4015OLFC-42
BCM4015OLFC-42
Microphone
徐金国
Ø4.8±0.2
2
.6
±
0
.2
Note:wires use UL3302 AWG 32#
3.0
±0.2
4.0
±0.2
4.8
±0.2
1
.5
±0
.2
Page:3 of 6
DRG NO: B/TEM01.094B
王丽娟
徐金国
05.06.14
A
B
08.05.23
李毕佳
张秀琴
08.05.23
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