Electronic Circuits

Electronic is fun to learn, especially if you can learn it by building your own circuits. To help you with that, Circuit Digest provides you with a list of popular Electronic circuits and Electronic projects with well illustrated circuit diagram and detailed explanation for a complete do-it-yourself experience. All projects are tested and verified with a working video for a hassle free learning experience. Whether you are an expert or beginner in electronics, we have something interesting for all of you. Below is our huge collection of 200+ free electronic circuits that you can build today.

Digital Code Locks are very popular in Electronics, where you need to enter a particular ‘Code’ to open the Lock. This type of…

Today we are building a simple yet very useful circuit using Temperature Sensor LM35. In this circuit, we are going to control…

Cell Phone Detector is a circuit that can sense the presence of any activated cell-phone nearby and gives an indication of…

You have seen Automatic Wiper System in luxury cars where Windshield Wiper automatically gets activated when there is Rain or…

RF Sensor and IR Sensor are very popular sensors, which are used to transmit and receive the data wirelessly and they have…

Infrared sensors are much common in our electronics life. They are used in many real time applications like for opening and…

Thermostat is formed by summing two Greek terms thermo and statos, thermos means heat and statos means stationary, standing, or…

We are going to build a simple Light Sensing circuit or Light Detector using LDR - a resistive light sensor, to control…

Transistors are the semiconductor devices used for switching or amplifying electrical signals. They are highly…

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

Transistors are made up of semiconductor material which is most commonly used for amplification or switching purpose, although…

We all face power cuts in our houses or offices some time or another. At those times we generally use Generator or an Inverter…