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Electronics >> Schematics Depot >> IR/Ultrasonic >> Basic IR Detector/Emitter

Basic IR Detector/Emitter:
basic ir detector/emitter

parts:
R1270 ohm resistor
R210k resistor
LED1Infrared LED
Q1Infrared-sensitive photoresistor


This is a very basic infrared detector/emitter circuit. One major downside of this circuit, is that ambient infrared light will interfere with its detecting obstacles.
Return to: Schematics Depot, or IR/Ultrasonic Circuits


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