This Automatic Power Delay OFF Circuit is like small helper to remind us to turn OFF things. We can connect it with our device with the time frame like 1 hour, 2 hour as it stops the power by itself. It is very useful if we want to keep nightlight ON for some time or […]
220V Lamp Flasher Circuit using IC 555
This 220V Lamp Flasher Circuit using IC 555 uses one special chip IC 555 to make normal bulb blink like party light. The chip make ON/OFF signal. This signal connects to transistor or triac which work like switch for bulb power. When power goes ON and OFF fast then bulb start blinking in fixed speed. […]
Simple LED Tester Circuit
This small and Simple LED Tester Circuit is like a small doctor for LED. It helps to see if our light LED is working or not. Think like a small setup one battery, some small resistor like tiny traffic light for electric and clip to put LED. When we put LED in circuit check if […]
Simple Backup Light Circuit
Think our lights are as a safety friend this simple backup light circuit is like a good helper for our lamps. It have two or more lights and smart system. If one light stop working the other light turn ON by itself and there is no need to stay in dark. Very useful in important […]
Using a Reed Switch as a Current Monitor Circuit
Reed switch is small switch which works with magnet. When wire is near it has current and it makes magnetic field. This magnetic field make reed switch turn ON or OFF depends how it is made. It help to know if current is there. Circuit Working: Parts List: Component Type Description Quantity Resistor 470Ω 1/4 […]
Solar Tracker Circuit
Think like small helper robot for our solar panels. Solar Tracker Circuit works like smart assistant which helps solar panels to always look at sun. Sun moving in sky the whole day. This circuit have sensor it sees where sun goes and change panel direction by itself. When panel always faces the sun it get […]