BeStar BPU1640IOPBH12 - Manual (Page 5)

BS/TEU01.008A
BPU1640IOPBH12
Ultrasonic Sensor
DRG NO
E-Mail:bestarco@ pub.cz.jsinfo.net Http:www.be-star.com
No.199 HuangHe West Road.New district,changzhou,
BESTAR ELECTRONICS INDUSTRY CO.,LTD
APPR.
6 5
A
CHEC.
DIS.
周克中
徐建美
B
04/09/04
3rd angle
projection
DATE
4 3 2
DATE
DATE
04/09/04
04/09/04
Page:4 of 5
Bestar Electronics
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Rl
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O.S.
Rc
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F.G.
Rl: 3.9K Ω Rc=1k Ω
T.G. :Target
F.G. :Function Generator
O.S. :Oscilloscope
30cm
Anechoic Room
Direcivity in Overall Sensitivity
E
6.Test circuit
F
90°
T.G.
90°
BPU1640IOPBH12
30°
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5 6
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BeStar
30°
-10(dB)
-20(dB)
-30(dB)
0°
4 2 3
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