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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!
Thermal Management System For Electric Vehicles
Recently some electric bikes caught fire due to the failure of the battery management system because of poor battery design. Unfortunately, proper thermal management...
Reference Design For Automotive Side Mirrors Motor Control
Reference design by Texas Instruments (TI) for a simple motor driver for power folding side mirrors for automobiles.
Rear view mirror and side mirrors are...
UART Automatic Baud Rate Detector
While tinkering with electronics Oftentimes I end up with some sort of device that uses UART interface, but that I don't have any idea...
Reference Design For A CO Detector
Reference design for a robust electrochemical carbon monoxide detector.
Carbon monoxide is a dangerous gas that can be lethal for humans or animals. Therefore, gas...
DIY Portable Automatic Humidifier
Humidity is very important in many works like in labs, storage rooms, or in the greenhouse and indoor plantation and we need to maintain...
Super Capacitors for Atmanirbhar And Swachh Bharat (Wall Clock Power Supply)
Solar Photovoltaic energy is available throughout the day while the Sun shines. However, this energy is highly fluctuating in nature. Also, lighting is mainly...
Wi-Fi Analysing Smart Watch
This Wi-Fi analysing smart watch is another version of the world’s first programmable smart watch with fitness tracking project that was published in February...
Reference Design For A Smart Body Fat Scale
Reference design for a smart body fat scale that can display body weight, body mass index (BMI), body fat percentage and body impedance.
Are you...
Reference Design For An Oxygen Concentrator
Reference design for an open-source oxygen concentrator based on molecular sieve and pressure swing adsorption technique.
The COVID-19 pandemic changed the world in many ways,...
A Simple Wireless Charger For Smartphones
Smartphone batteries need to be charged frequently, generally more than once a day. But their charging cables tend to get damaged after some time...
Preparing AI BoT that Works Like You
“AI BoT that works as an assistant for employees, AI that works instead of you when you are busy”
With the rapid advancement of technology...
Via Hole Types And Their Use In PCBs
The importance of via holes cannot be ignored by the designers of multi-layered PCBs. This article describes various types of via holes and how...
Motion Activated Tap Water Flow Circuit
Almost all restaurants have handwash sinks for the use of their customers. Since it is used by numerous people, the tap stops working properly...
LED Dot-Matrix Scrolling Display Using STM32 Controller
This project aims to display the information entered in a mobile phone on an LED dot-matrix type scrolling display. It is done by interfacing...
A Small Portable IoT Health Sticker
Monitoring health of a person continuously 24 hours a day and every day of the week is not easy for even doctors and researchers,...
Making Portable Radiation Detection Device
We designed a nuclear radiation detector that can measure and detect the alpha, beta, and gamma radiation and alert us if its radiation is...
Simple FM Radio Receiver Using KA2247
Here is a simple project of FM Radio Receiver which is build around an NPN transistor Q1 BF 494 and 16-pin IC KA2247. Most...
Reference Design Of An Automotive 400-V to 12-V Unidirectional Converter
Reference design for an automotive 400-V battery to 12 V, 3.6-kW DC/DC converter.
Most new Electric Vehicles (EVs) have high-voltage battery packs, but the auxiliary...