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How To Make Dark Sensor Using 555 Timer
E
Electrical Project Ideas
6 Views • Sep 26, 2017
Description
We just need to add an LDR and a resistor in the circuit, then it simply works as dark detector. A general purpose LDR is used for sensing the light. ... When there is no light the LDR resistance increases. At this time the IC is triggered and glows the LED attached with the circuit.
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