LED Bulbs ; Breadboard & Few Wires. Kindly Note: This demo project was built for the World Energy Challenge 2023. I used both the LM358DT Operational Amplifier and the LM7805 voltage regulator from ...

PIR LED Security Light Circuit Schematic. Notes. The PIR sensor requires an initial stabilization time of about 10 to 60 seconds in order to function properly. During this time, the sensor gets ...