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Drawing, Microphone, Measurement circuit – BeStar BCM9750NLF-52 User Manual

Page 3: Filter, Terminal1 "+" terminal2

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08.03.06

2. Drawing

BCM9750NLF-52

★Angular Response

BCM9750NLF-52

Microphone

徐金国

Shield Case

ECM unit

FET impedance
Converter

3. Measurement Circuit:

GND

Terminal 2

Output

Power Supply 2.0V

RL=2.2K

Terminal 1

C:1

μ

F

Page:2 of 5

王丽娟

徐金国

05.06.14

A

B

08.03.06

李毕佳

张秀琴

Terminal1 "+"

Terminal2 "-"

filter

DRG NO: BS/TEM01.139B