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.

  • RF Controlled Robot without Microcontroller

    In present time almost all the people are familiar with robots. Robots play a very important role in human life. Robots are a...

  • IR Transmitter and Receiver Circuit

    IR Transmitter and receiver are used to control any device wirelessly, means remotely. TV remote and TV are the best example of...

  • Battery Monitor Circuit

    Sometimes we face a common problem when making any project related to battery or power supply - we don’t know about battery is...

  • Cell Phone Charger Circuit

    Mobile phones generally charge with 5v regulated DC supply, so basically we are going to build a 5v regulated DC supply from...

  • Automatic Room Lights using PIR Sensor and Relay

    This automatic staircase light circuit switch on the staircase lights automatically when someone enters on the stairs and gets...

  • IR Remote Control Tester

    We are very much familiar with our television sets, DVDs, MP3 players, music systems and many other device that are controlled...

  • Clock with LED Pendulum and Tick Tock Sound

    Electronic clock with LED pendulum & tick tock sound produces Tick Tock sound every second and it has a LED pendulum in...

  • Melody or Sound Generator Circuit

    A lot of toys have some kind of melody tones in them. But how do these tones generate? Here we have designed a simple tone...

  • Electronic Mosquito Repellent Circuit using 555 Timer IC

    Various mosquito repellent solutions like coils, liquid vaporizers, and creams, all have possible adverse effects to health....

  • Heart Shaped Serial LED Flasher

    In this tutorial we are going to build a Heart shaped serial LED flasher circuit using 555 timer IC and 4017 IC. It is an...

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