Solar power is free energy and it comes from the sun. It is clean and is renewable, because of this solar lights are very popular today. This is Automatic Solar LED Light Circuit and it turns ON light at night, and it turns OFF light at day automatically. In this circuit there is no switch […]
LED and Lamps
Transistor Based LED Chasing Flashing Circuit
A Transistor Based LED Chasing Flashing Circuit is a simple and interesting project. This circuit turns LEDs ON and OFF one by one, so it is called a chaser circuit. Simple transistors are used instead of ICs which the beginners can understand it easily. It is mainly used for learning and decoration. The components are […]
Automatic PIR Motion Sensor Light Circuit
This project explains about a complete Automatic PIR Motion Sensor Light Circuit. It is very useful for home and outdoor lighting, because the circuit uses a PIR sensor. Whenever motion is detected the light turns ON automatically. After some time, the light turns OFF and therefore, power is saved. Also, through this circuit the human […]
Transistor Based Bicycle Tail Light Flashing Circuit
This project is for a simple Transistor Based Bicycle Tail Light Flashing Circuit. It is mainly used as a bicycle tail light and it works on low voltage battery. So it is good for portable use. Moreover, the circuit uses very few components, because of this its easy to build. Also, power consumption is low […]
Transistor Based LED Alternator Blinker Circuit
This circuit is for simple Transistor Based LED Alternator Blinker Circuit. Two LEDs blink one after another as this circuit uses two NPN transistors. This circuit is an astable multivibrator, which is also called an oscillator circuit. This project is good for beginners an it is used for learning transistor switching. It can be used […]
Arduino Based 55W Halogen Light Controller Circuit
This circuit is used to control a Arduino Based 55W Halogen Light Controller Circuit. Arduino gives low voltage signal and MOSFET handles high voltage and high current. This circuit is useful for dimming, ON/OFF control and automation projects. Arduino Coding: Code Explanation: Circuit Working: Parts List: Component Name Value Quantity Resistor 1k 1/4 watt 1 […]