Automatic Street Light Project using LDR and OP-Amp IC
Automatic Street Light Project Circuit Diagram. ... Working Principle of Automatic Street Light Project. The LM358 IC is comparing voltage coming from 10 K Potentiometer (RV1) and LDR (R2). The potentiometer is used to set a reference voltage at the inverting terminal (IC Pin 2) of the comparator-1, it is used to adjust the LDR …