Faça sua Luz automática igual de poste ! ( SENSOR DE LUZ COM LDR )

Today I will teach you how to make an electronic circuit that is sensitive to light. In the absence of light, the circuit automatically turns on a light bulb. This project is similar to how street lamps work. You can find a detailed explanation of how they work and how to assemble them in the video. Guys, I hope you like it. I'm still getting used to the new camera and learning how to adjust the image. Materials: 1- Transistor BC548 1- Resistor 100R 1- Resistor 220R 1- Resistor 470R 1- LDR 1- Potentiometer 1k (but it can be 10k too) 1- Electrolytic capacitor 1000uf 1- Relay 12v 1- LED 1- Diode 1n4007 (or 1n4004, 1n4005, 1n4006) 1- Light bulb with socket + wire with plug. 1- 12v power supply (12v sources or 12v battery) if you are going to use a 9v battery you will have to replace the relay with a 5v one Electronic diagram: https://goo.gl/PJDmAS EXCELLENT COURSE: http://bit.ly/2oF3Pzp Recorded Classes in Technical Assistance Responsible for the Repair and Maintenance of 10,000 Cell Phones 160 Classes - 50 Hours of Content - Free tablet repair course - Certificate - ACHIEVE YOUR FINANCIAL INDEPENDENCE.