Echo&rest.resonant time test circuit, Test circuit, S.c.d – BeStar BPU1548IFAH10.7 User Manual
Page 5: Direcivity in overall sensitivity, Bestar electronics industry co.,ltd, Att e nu a ti o n (db) p.s, 50cm u.s t.g
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Note
BESTAR ELECTRONICS INDUSTRY CO.,LTD
2010.02.08
6
Rev.
B
A
A
Date
Drawn
5
吴家金
BPU1548IFAH10.7
DRG NO: BS/TEU01.325B
Ultrasonic Sensor
Approved by:
4
Checked by:
Drawn by:
Date:
3
2
Page:5 of 10
1
B
A
30°
BPU1548IFAH10.7
Direcivity in Overall Sensitivity
Echo&Rest.Resonant Time test circuit
OSC :Oscillator
P.S :Power supply
S.C.D :Special circuit diagram
U.S :Ultrasonic Sensor
T.G :Target
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S.C.D
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T.G
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90°
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30°
-5
0°
4
3
2
H
1
Acous tics & Sensor
2010.12.15
李红元
邹皓轩
倪雪晴
B
2010.12.15
倪雪晴
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