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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!
Portable Digital Weighing Machine Upto 100kg
You must have seen a digital weighing machine in numerous shops, but have you ever wondered how it works and how it can be...
Smart Digital Calendar That Tells You Live News From EFY
We all must have used a photo frame in our houses, but have you ever wondered that you can make a smart digital photo...
Alarm Clock Radio Using Arduino
This project describes how to make the alarm clock radio in Arduino. The main feature of this project is that it will display date,...
AC Lamp Blinker Using Timer 555
There are at least two popular applications of blinking a string of 110V/230V AC incandescent lamps. The first is audio-visual warning at construction sites...
Design Your Own Portable Spectrum Analyser
This low-cost portable spectrum analyser can be used to analyse the frequency content of input signals up to 5kHz. Frequency spectrum of an input...
Simple Key-Operated Gate Locking System
This simple key-operated gate locking system allows only those persons who know the preset code to open the gate. The code is to be...
Handy Tester
For beginners, here’s a low-cost multitester that can be used to test the condition of almost all the electronic components from resistors to ICs....
Develop A Fastest Finger First System for Six Players
Described here is an Arduino-based fastest finger first system. In quiz shows, the buzzer or fastest finger first round is frequently used to determine...
Make Your Own Portable Rain and Steam Detector
This is a simple portable rain and steam detector in one circuit. It is compact in size, runs on 9V battery and is easy...
Designing IoT based Face Recognition AI Robot
In this project, we are going to learn how to design a smart AI robot that can recognise a person’s face, can recognise that...
Make Your Own Smart Light
Most textile retail stores have trial/changing rooms for customers to try on new clothes before buying them. These rooms are illuminated all day long,...
Design IoT Mesh Enabled Environment Monitoring Device
Environmental pollution has become a major problem in today’s world. Its increase is affecting our health badly, especially in urban and semi-urban areas where...
Design Your Own Low-Cost IoT Robot
There are many types of robots, from simple toy cars to advanced industrial robots. The Wi-Fi-controlled IoT robot described here uses NodeMCU and Blynk...
Build Your Own Hi-Fi Stereo Audio Power Amplifier
Here is a simple hi-fi audio stereo power amplifier based on TDA2616 IC. This amplifier works on two 12V batteries or one ±12V AC/DC...
Build A Serial Data Debugger
A Serial Data debugger is a tool used to test and debug other programs or target programs. This project is based on Atmega16A microcontroller...
Smart Wearable Bluetooth Fitness tracker
Nowadays, electronics is being increasingly used in clothing, making them smart and at the same time, fashionable as well. So, we have decided to...
Build a Smart Touch-Controlled Multi-Doorbell System
Technology is advancing daily and everything is turning smarter. A number of traditional devices that we use in our homes are becoming smarter now,...
RFID Based Smart Device For Storing Data
In order to not forget confidential details such as login IDs, passwords, bank account number etc. we often note them down on a document...