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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!
Smart Health Monitoring Device that Monitor Blood, Oxygen, And Heart Rate With Automatic Data Saving System
Arduino enthusiasts can take advantage of the various wearable health devices available in the market today to monitor health status conveniently at home, without...
Low-Cost Ambient-Light-Controlled LED Night Lamp
This LED Night Lamp uses a 1.5W LED module operated on a 12V DC power supply. Here, an L14F1 phototransistor works as a sensor....
IoT-Based Data Logger Using ThingSpeak And WeMos
This project is a IoT based data logger system that displays temperature and humidity on ThingSpeak.com using WeMos D1 R2 board. You can add...
20 Practical AVR Projects with ATmega Microcontrollers
AVR is a family of microcontrollers developed by Atmel beginning in 1996. These are modified Harvard architecture 8-bit RISC single-chip microcontrollers. ATmega series are one of the types of AVR microcontrollers with features like...
Real-Time Face Detection Using MATLAB
Object detection and tracking are important in many computer vision applications, including activity recognition, automotive safety and surveillance. Presented here is a face detection...
Industrial Digital Thermometer
Presented here is a 4-digit Industrial Digital thermometer based on ATmega16 microcontroller (MCU), which can measure temperature up to 1024°C.
Normal thermometers have a limited...
Arduino Projects: Fingerprint Door Unlock System
This simple fingerprint door unlock project using Arduino can be very useful for door security, forensics, crime investigation, personal identification, attendance system and much...
Solar Tracking System
Generally, solar panels are stationary and do not follow the movement of the sun. Here is a solar tracker system that tracks the sun’s...
Sending Real-Time Sensor Data Through e-Mail
This project is based on Raspberry Pi and Python programming, and sends real time sensor data via Gmail. Raspberry Pi is a single-board computer...
Portable Emergency Light Using Power Bank
This portable emergency light is based on a DC-to-DC booster module and a power bank. The emergency light is designed to provide sufficient illumination...
Voice-Controlled Home Automation System
This is a project for a voice controlled home automation system to control appliances with your voice through an Android app. An Arduino Mega...
DTMF-Based Food Dispenser for Aquarium
Presented here is an Arduino-based automatic fish feeding system for an aquarium. Feeding the fish is a daily task, which can become a problem...
Latest Trends And Technologies For High-Speed PCB Designs
Despite its critical nature in high-speed circuitry, PCB layout is often one of the last steps in the design process. This article aims to...
Wireless Biometric Lock Using Arduino With The IoT
If you’re still using traditional keyed locks, then you must be always worrying about losing the key or somebody breaking into your house. With...
Smart Touch Display Multi-Door Doorbell System
Technology is advancing daily and everything is turning smarter. A number of traditional devices that we used at our homes are becoming smarter now,...
Universal Dual-Channel Audio Signal Tracer And Tester
The circuit described here is a dual-channel audio signal tracer and tester. An audio signal tracer is a simple device to check the presence...
Control Up To 16 Appliances Without Microcontroller
Generally, the total number of appliances that can be controlled without using a microcontroller (MCU) is limited to three or four. One possible solution...
Solar USB Bicycle Power Box
The circuit presented here can be used to drive USB-powered smart devices, including smartphones, while riding a bicycle. Smartphones suck battery power extremely fast,...