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.
3.7V to 5V Boost Converter Circuit using MC34063
In modern days, Lithium batteries are enriching the electronics world. They can be charged very fast and provide good backup,...
Crowbar Circuit
The reliability of any electronic device depends on how well the hardware protection circuits have been designed. The end user...
Summing Amplifier or Op Amp Adder Circuit
Operational Amplifiers (Opamp) has so many interesting applications, and we have already created many circuits using op-amps....
Audio Transfer using Li-Fi Technology
With the boom of Smart Phones, Internet of things (IoT), Industrial Automations, Smart Home Automation systems etc. the demand...
DC Electronic Fuse Circuit
Fuse is a vital protection device for many electronic devices. They simply monitor the current consumed by the circuit/load and...
Foot Step Power Generation Circuit using Piezoelectric Sensor
From the past few years the demand of low power electronic portable devices increasing rapidly. Due to increase in in demand...
Simple Keyhole Lighting Device Circuit
Sometimes when we reach home in the night it’s hard to unlock the door lock, as we are not able to find the keyhole because of...
Simple Tilt Sensor Switch Circuit
A tilt sensor is a sensor which opens and closes an electrical circuit when it is inclined beyond at certain angle. It can be...
Multi-Wire Cable Tester
In a general way, the Cable Tester is the device by which we can check whether the cable has defected or it is connected in a...
Long Range IR Transmitter Circuit
One of the most commonly used sensors in Electronics is IR sensor (Infrared Sensor). IR sensor helps in detecting the heat and...