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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!
Wireless EMG Controlled Prosthetic Hand
It is now possible to have a prosthetic body part complete your daily outside works while staying safe inside your home.
What if you had...
Hand Gesture Based Wireless AC Light Dimmer
This project is based on MPU6050 accelerometer sensor and Arduino to wirelessly control the brightness of light. MPU6050 accelerometer senses the tilt positions of...
Power Supply Hub With Battery Charger, Quad-USB And Variable Outputs
This article presents a simple, universal low-cost power supply hub with quad-USB and variable voltage outputs, plus a battery charger. There are electronic equipment...
Multilingual Home Automation System Using Google Assistant And Raspberry Pi
One of the problems with a voice-controlled smart home automation system is the language barrier. Most of the existing home automation systems support only...
Build Your Own F450 Drone Using KK 2.2
We all have seen drones flying and performing tasks like delivering parcels and monitor an area amongst others. They seem to be quite expensive....
Low-Cost Smart Agriculture System
This IoT-based project monitors soil moisture, temperature, and humidity levels near plants and light intensity near the control station. It turns on water solenoid...
HMI-Based Robotic Arm
A lot of work nowadays such as welding, screwing and painting is performed by robotic arms. However, certain jobs require high-precision for which a...
LED Emergency Light Cum Power Bank Plus Mini Fan Driver
This simple circuit can be used as an LED emergency light, a power bank for charging mobile phones, and as on-the-go (OTG) USB DC...
Automatic Water Dispenser
A branded automatic water dispenser is usually expensive. So, a relatively low-cost do-it-yourself solution is presented here. It is a portable general-purpose automatic water...
Smart Home Solution
Smart home solutions include IOT powered devices such as lights, fans, water pumping motor, kitchen accessories etc. Smart assistants are voice command based systems...
DIY: Low Noise Power Supply With Four ICs In Parallel
This article presents a low-noise power supply with four 78L15 voltage regulators in parallel, giving about 15V DC output. The modern environment has become...
Washbasin Mirror Light Controller
This controller circuit based on an infrared (IR) object sensor (Sharp 2Y0A21) is used for saving power of the mirror light near a washbasin....
Social Distancing Alarm Cap
Here is an Arduino based social distancing alarm cap meant for Covid-19 pandemic or similar disease outbreak. Maintaining the right gap for social or...
Simulink Model For Real-Time Logging Of Process Data In MATLAB Workspace
In this project, temperature data is logged in real time in MATLAB workspace by building a model using Arduino IO Library in Simulink. Process...
Water Turbidity Meter
Water turbidity is an important factor for maintaining the clearness of water in different places such as ponds and lakes. It is also required...
Voice and Google Assistant Control Universal Remote For TV And AC
We all have televisions in our homes, whether it is a slim smart TV or a large CRT-based TV. And they require a set...
Turn Your Phone Into A Contactless Thermometer
Due to the outbreak of Covid-19 pandemic, it has become important to check the body temperature of people without any contact with them to...
What Is A Switch Debouncer? How Does It Work?
Mechanical switches are one of the most common components used in electrical and electronics manual control circuits. When you press a mechanical switch, two...