Drawing, Microphone, Filter – BeStar BCM4015OPBC-42 User Manual

Page 3: Measurement circuit, Angular response

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08.06.17

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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

F

+

Terminal2

∅0.5

1.5±0.2

1

.3

0

30

330

terminal 1

BCM4015OPBC-42

120

60

90

Angular Response

220

300

270

180

150

210

BCM4015OPBC-42

Microphone

徐金国

05.06.14

王丽娟

08.06.17

B

徐金国

Page:2 of 5

DRG NO:

李毕佳

张秀琴

BS/TEM01.093B

filter

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