This is very simple circuit build with 555 Timer IC and a LDR, heart of this circuit is 8 Pin DIP IC 555, Pin 1 for Ground power supply & Pin 8 used for positive power supply Pin 4 is for reset purpose, Variable register use here for adjustment of the LDR (light Dependent register) […]

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Video shows Simple Water level Indicator for your home, you can use it in your Over Head or Under Ground Water Tank.   199 total views, 2 views today

199 total views, 2 views today

Parts List : Register : 220 K x 1 , 22K x 1, 68 ohms x 2 IC : 555 Timer IC Capacitor : 10 MFD/6 Volt Power Supply : 3 to 6 Volt DC. 671 total views, 6 views today

671 total views, 6 views today