User Manual

C
A
6
Rev.
Date
5
Drawn
B
www.be-star.com [e-mail]
Approved by:
4
Note
Date:
Checked by:
Drawn by:
3 2
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
and shall not be used in whole or in part without its written content
D
E
G
F
H
6 5 4 3 2
C
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1
B
D
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F
G
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1
10.04.28
王焕焕
120
60
30
90
★Angular Response
BCM9767OFCF-38 LF
150
3.Measurement Circuit:
220
330
2.Drawing
0
300
270
210
180
DRG NO:
Page:3 of 6
Microphone
BS/TEM01.154A
徐 波
张秀琴
6.7 0.2
Ø9.7±0.2
Terminal 2 Ground
Terminal 1 Output
10.04.28
王焕焕
A
BCM9767OFCF-38 LF
Shield Case
ECM unit
FET impedance
Converter
Acoustics & Sensor
filter
0.2±0.1
+
Terminal 1
RL=2.2K
Power Supply 4.5V
Output
Terminal 2
Earth
-
C1
10pF
C2
33pF
Unit: mm