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 200+ free electronic circuits and projects.

How to Use Relay in a Circuit

The main usage of the Relay was seen in the history of transmitting and receiving the information, that was called as Morse...

Simple Heat Sensor Circuit

We have previously built the Fire Alarm using Thermistor and Fire Alarm System using AVR Microcontroller. Today we are building...

Op-amp IC Tester Circuit

Op-amp (Operational Amplifier) is very important component in Electronics, and used in many Electronics circuits to serve...

Music Operated Dancing LEDs

You must have seen the Disco Lights or DJ lights, which Turn ON and OFF according to the beats of the music. These lights glow...

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