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Engineering Projects For You

Free electronics projects, circuit diagrams and software codes available for students and hobbyists. Complete instructions on DIY electronic devices also available. These projects have been tested by EFY and are available with source codes. These are helpful with understanding concepts of electronics including basic components. The projects are designed to be helpful for engineering students and professionals building their own designs and circuits. The projects are also compiled from time to time to provide a single destination for project junkies. Let us know how you feel about the content and any thing you would like us to cover in the future. We hope you enjoy the content on this page!

Overcurrent Fault Detector

The overcurrent fault detector presented here is a general-purpose current-consumption sensor circuit that raises an alert when the flow of current through the system...

Mesh Networking-Based Smart door with ESP32 Cam

Mesh Networking is a wonderful technology in which multiple sensor nodes share data amongst each other. If somehow any one node or sensor nodes...

Smart Number Plate Recognition System For Car Parking Lot

Managing the entry and exit of cars in parking lots is a difficult job. It becomes even more complicated when one wishes to keep...

Simple Triple Sine Wave Generator

This generator produces audible signals to test microphones and codecs used in audio amplifier equipment. This simple triple sine wave generator can also be...

Smart Glass 2.0 That Can Read Books For Visually Challenged People

Previously, we had made a smart glass that was able to detect the presence of people and recognise them for the visually challenged. Expanding...

Top 24 Android Project Ideas

There is a lot of confusion among students when it comes to projects. Nowadays, almost everybody is aware of Android and its features. Android...

ATmega328 Analogue I/O Port Expander Using I2C Bus

This project explains the interfacing of PCF8591 converter (slave) with ATmega328 microcontroller (master) using I2C bus to get direct multiple analogue inputs and outputs....

Make This Automatic LED Staircase Light

Going up or down a staircase can be a challenging task at night, especially for kids and elderly people. This Automatic LED Staircase Light...

CORONASECURE : The COVID-19 Health Band

Corona Virus or COVID-19 has shaken the entire world. As per www.worldometers.info more than 121 countries have been affected by the virus. The death...

Configure Arduino Uno As Square Wave Generator

In this project, the Arduino Uno is configured as a square wave generator with user-selectable control of the frequency and duty cycle. The operating...

Smart Touch Panel For Home Automation

Traditional switches are outdated now. These switches have mechanical moving parts that get damaged on continuous use. Many old switchboards are getting replaced by modern...

Portable Solar Lantern Cum Bedlight

This portable solar-powered lantern with auto bedlight for everyday use can be made with easily available components. The circuit diagram of the portable solar lantern...

ESP32 Talking Clock

The MP3 shield that has come from aliexpess for a mere $1.3 a piece was lying on the table for quite some time as...

ESP32 Cam-Based Smart Bluetooth Lock

A traditional lock can pose problems if the keys required to unlock them get lost. In such a case, they will need to be...

Arduino-Based Tilt Detector

An accelerometer, which is an electromechanical device, can be used for various applications like tilt detection, obstacle detection, motion inputs, earthquake sensing, etc. Tilt...

Making This Versatile Arduino-Based Frequency Generator Is Simple

This is a simple function generator that works in the audio frequency range. It can be useful for amplifier testing, experimentation in digital signal...

Automated Product Sorting By Colour

In this project we are going to make an automated sorting system that uses colour coding to sort a product, helping in managing a...

Enjoy This Wireless 3D Mouse And Keyboard

We have seen different types of human interface devices (HID), such as mouse and keyboard. In older versions of the mouse, optical sensors were...
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