Electronic Circuits
Explore simple electronics circuits and projects for beginners. These mini circuits and projects are properly tested and covered with detailed explanation along with neat and clean schematics and demonstration videos. Below is a large collection of free electronic circuits and projects.
Fidget Spinner Electricity Generator
An Electric Generator is very common and useful electrical machine that was discovered by Michael Faraday in 1832. Since then...
DIY Brushless Motor Using Fidget Spinner
Just like the craze for Pokémon Go out of nowhere the fidget spinners got popular and it became more of trend to have one of...
Magnetic Door Alarm Circuit using Hall Sensor
Door alarm is a very common and useful device for security purpose. They are used to detect whether the Door is open or closed...
Solar Mobile Phone Charger Circuit
Electronic gadgets like Mobile Phones and IPods have made our lives a lot easier. But, all of them suffer from one common...
LM317 Variable Voltage Regulator Circuit
Whenever we need a constant and specific value of voltage without fluctuation we use voltage regulator IC. They provide a fixed...
Headphone/Audio Amplifier Circuit on PCB using LM386
In this project, we are going to make a Headphone/Audio Amplifier by using self-designed PCB. This project is mainly designed...
Light Detector Circuit using Wheatstone Bridge
“Eyes sense what mind sees.” Like this LDR (light dependent resistor) sense if there is any light source in its sensing range....
Float Charger Circuit for 12v SLA Battery
A float charger, also called as maintenance charger or smart charger, is used to charge a lead acid battery to top-up the self-...
2-Way Light Switch
In this tutorial, we will show you how to make 2-way switching connection. A 2-way switching connection means you can control ...
Laser Diode Driver Circuit Design
In this tutorial, we will show you how to connect a Laser diode in an electronic circuit. In comparison to LED’s light, Laser...