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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!
Rechargeable Torch Based on White LED
Rechargeable torches don’t come without problems. You need to replace the bulbs and charge the batteries frequently. The average incandescent light-emitting diode (LED) based...
Bench Power Supply Using a Computer’s Power Supply
A good bench power supply is the most vital equipment for electronics engineers and hobbyists. However, bench power supplies used in R&D labs are...
Remote Controlled Digital Audio Processor
These days most audio systems come with remote controllers. However, no such facility is provided for normal audio amplifiers. Such audio controllers are not...
LabVIEW GUI for Battery Monitoring system
Any battery, may it be a lead acid or a Li-ion battery, has to be tested multiple times to test the battery capacity, leakage...
With the Right Converter, a Single Battery Can Power Your Portable Design
When it comes to low-power portable devices, why not rely on a single battery for the power? I see many such applications that require...
Make Your Own Remote Controlled Robot
To control a robot, the signal is usually sent through a wireless system using radio frequency (RF) and infrared (IR). To send an IR...
Processors undergoing changes to save power
Power versus performance is an ongoing battle, with the best involving a compromise between the two. High-performance system(s)-on-chip (SoC) designers often struggle to achieve...
Arduino based Smartphone Controlled Robot Car
Nowadays smartphones can be used to control a host of electrical and electronic devices including motors, music systems and lights. Here we present an...
Precision Stopwatch
Most laboratories and educational institutions are in need of precision stopwatch for accurate time measurement. This simple DIY project focuses on the construction of...
Electronic voting machine demo using MATLAB GUI
Electronic voting machines (EVMs) are used to conduct elections in India. These machines provide straightforward and effortless features to voters to cast their votes...
Water Pump Dry Run Guard
Presented here is a water pump dry run guard that works as an effective solution for protection of household submersible water pumps against dry...
World’s Smallest IoT project!!!!!
IoT has been trending since long in the field of electronics and communications. Many projects, products are daily made under IoT. In this project...
How To Design A Power Factor Correction (PFC) Circuit?
An important factor that decides the power quality in an electrical system is Power Factor (PF). Almost all types of mains powered electronic and electrical...
Generic STM32 board with Arduino
Described here is a simple way to load a program without bootloader. An additional thing needed is a USB to Serial/UART/TTL adapter (3.3V level)....
3W Audio Amplifier Using TDA7056
Audio amplifier circuits commonly use single-chip audio ICs like LM384 and LM386. These circuits look very easy to assemble but require additional components like...
Basics of Computer Programming
Digital computers have enhanced human capability in major walks of life and are still penetrating to diverse areas of human endeavor. Their pervasiveness is...
Accurate Electronic Stopwatch Project
A stopwatch is invaluable for events and time based competitions. And keeping in with today's demand, these are available in very fancy designs and...
Protection for Your Electrical Appliances
Here is a very low cost circuit for protecting electrical appliances, such as TV, tape recorder, refrigerator, and other instruments during sudden tripping and...