Police Strobe Light Circuit

When powered this police strobe light circuit, produces the recognizable strobe light illumination that can be seen in police cars. To arrive at the desired effect two pieces of lights were implemented (in our scenario: LEDs), which are activated alternately. Whenever a set is running, the corresponding LED turns on and off three times. Subsequently […]

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Automatic Day/Night Switch Circuit using Bi-Metal Strip and LDR

The following explained automatic day night switch circuit using a Bi-Metal strip and an LDR is able to automatically illuminate your porch light or power up some other equipment once the ambient lighting falls below the specific intensity. A ¬∑light dependent resistor is employed in sequence with a relay. The resistor possesses a value above […]

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