LDR Archives - theoryCIRCUIT - Do It Yourself Electronics Projects

Simple Automatic Street Light Circuit Using IC 741 is easy to construct with few easily available…

LDR Switch Relay Circuit

This LDR switch relay circuit eliminates the physical contact with electrical appliance switch, consider the bath…

Construction and Working Simple and easy to construct automatic street light circuit is given here, this…

This simple circuit automatic headlight switch turn on vehicle head light when reaching…

This circuit very useful for to count…

LDR (light depended resistor) or photocell sensor, when the light falls on this sensor resistance across…

Simple Light Fence circuit and this circuit can be used for security purpose, by implementing light…