BeStar BPU1448IFAH09 - Manual (Page 6)

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耿 亚 2009.03.11
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OSC
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F.C
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5
OSC
6
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50cm
OSC :Oscillator
P.S :Power supply
S.C.D :Special circuit diagram
U.S :Ultrasonic Sensor
T.G :Target
BESTAR ELECTRONICS INDUSTRY CO.,LTD
DRG NO: BS/TEU01.303B
BPU1448IFAH09
Ultrasonic Sensor
Drawn by:
www.be-star.com [email protected]
4
Note Approved by:
Checked by:
2 3
Date:
A
1
Page:6 of 10
B
sensitivity test circuit
Echo&Rest.Resonant Time test circuit
BPU1448IFAH09
OSC. :Oscillator
F.C :Frequency Counter
U.S :Ultrasonic Sensor
S.C.M :Standard Cappacitor Microphone
Amp. :Ampifier
SP :Tweeter
RL
: 3.9KΩ
P.S
S.C.D
T.G
U.S
U.S
30cm
Anechoic Room
RL
D
F
Voltmeter
E
4
S.C.M
SP
2 3
Amp
1
G
H
Acous tics & Sensor
2010.12.15 B 倪雪晴
2010.12.15
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