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Amphibionics 05 3/24/03 8:44 AM Page 150
Amphibionics
TABLE 5.3
Parts List for the
Semiconductors
Infrared Sensor Board Part Quantity Description
U1 1 LM 555 Timer integrated circuit
IR1 1 Panasonic PNA4602M infrared detector
modules
D1 1 Infrared light-emitting diodes
Resistors

R1 1 220 1/4-watt resistor
R2 1 1 K 1/4-watt resistor

R3 1 10 K -ohm adjustable potentiometer
Capacitors

C1 1 .01 µfd capacitor
C2 1 .2 µfd capacitor

Miscellaneous
JP1, JP2, 1 3-post header connector
and JP3
Printed 1 See details in chapter.
circuit board
I.C. socket 1 8-pin I.C. socket soldered to PC board to
mount U1

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