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.

Aug 06, 2015

IR Remote Tester Circuit

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

Jul 22, 2015

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...

Jul 17, 2015

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...

Jul 16, 2015

Reaction Timer Game using IC 555

Reaction timer is a game to test how fast you reacts. This game which we have developed using 555 IC is for two players where...

Jul 14, 2015

1 Minute Timer Circuit

As the name suggest 555 timer is basically a “Timer”, which create an oscillating pulse. It means for some time output pin 3 is...

Jun 05, 2015

Clap Switch

Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. Although its name is “Clap switch”,...

Jun 02, 2015

Rain Alarm

Rain alarm is an application which detects the rain water and blows alarm. They are useful devices and play an important role...

May 28, 2015

Fire Alarm using Thermistor

Fire alarms are prime necessities in modern buildings and architectures, especially in banks, data centers and gas stations....