R1-1K 1/4 W Resistor
R2-680 Ohm 1/4 W Resistor
D1-1N4001 Silicon Diode
BZ1-12V Buzzer
S1-SPST Switch
SCR1-C106B1 SCR (sustitute-106CY)
SENSOR-The sensor is a small piece of PCB etched to the pattern showen in the schematic. The traces should be very close to each other, but never touching.
1 comment:
Where is the device mounted?
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