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Drawing, Microphone, Measurement circuit – BeStar BCM4013OSBC-38 User Manual

Page 3: Angular response, C:1μ

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C

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Rev.

Date

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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