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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!
IoT-Based Environmental and Gas Sensing for Real-Time Monitoring
This project presents a compact, battery-powered IoT environmental and multi-gas sensor module designed for real-time air quality monitoring. Using the BME690 and MICS-6814 sensors...
Laptop-based HMI For DC Motor Speed and Direction Control using Arduino
The article explains a laptop-based human-machine interface (HMI) system that allows users to control the speed and direction of a DC motor using software...
Automatic Delay-Off Timer Circuit
This delay-off timer is a cost-effective, reliable, and easy-to-assemble device for automating time-based switching operations. It improves energy efficiency and adds convenience in both...
5 Wearable Electronics Reference Designs
Build wearables faster with sensors, Bluetooth, and extended battery life—powered byready-to-use reference designs.
Wearable electronics are increasingly common in health, fitness, and industrial applications, but...
Raspberry Pi Flight Tracker: Step-by-Step Guide
Flight tracking is fascinating—you can watch aeroplanes move in real time, see their altitude, speed, and even where they’re headed. Many aviation fans and...
Reference Design Of Health Sensor Platform
Struggling to develop wearable health devices fast? See a platform that tracks vital signs, measures sleep and stress, and saves engineers months of design...
Ultrasonic Distance Sensor Reference Design
This is a small compact ultrasonic sensor for industry 4.0 features low power, real-time data communication for industrial robots.
Engineers often struggle with squeezing complex...
Working With 400×168 Four Colour e-Paper
How does a colour e-Paper display (like red/black/white/yellow or red/black/white/grey) work without any backlight? Why do they consume so little power, and how do...
Industrial Multi-Sensor Reference Design
A reference design that might help engineers build industrial sensor networks, integrate IO-Link, and reduce MCU workload. Read on!
When we design industrial sensor and...
IoT-Based Soil Moisture Mapping
In an era where sustainable farming and efficient resource management are paramount, the Soil Moisture Mapping project emerges as an innovative, low-cost solution for...
Reference Design Of A Current Sensing Solution
Measuring current precisely without design headaches is possible. Discover a compact reference design that simplifies sensing up to 30 A while ensuring industrial reliability.
When...
Smart Medicine Reminder With Adjustable Timers
As we grow through our lives, we realise that we must take care of our previous and next generation members, and it is a...
Reference Design For Advanced Sensor Interfacing
See how engineers can make sensor systems using ready tools, processing, and safety features for cars and industrial machines.
Modern automotive and industrial systems rely...
DIY Raspberry Pi FM Transmitter
I built a Raspberry Pi FM transmitter using only software without any external RF modules or transmitter HATs. Let me explain step-by-step.
The Raspberry Pi,...
Edge AI Face Counting Using MaixCam and YOLOv8 for Real-Time Audience Analytics
Manual tally counters are now a thing of the past. Today, human entry and audience tracking are handled using electronic solutions such as PIR...
DIY Robotics Projects for Engineers and Students
We compiled this list of innovative and interesting Robotics projects, Ideas, and research topics for Beginners and Enthusiasts so that they can explore the...
Earth Leakage Protection Circuit using VG54123A
This article explains the working, circuit design, BOM, construction, testing, and applications of an earth leakage protection device
In modern electrical systems, safety is of...
Next-Gen High-Density Ethernet Reference Design
Built to speed up prototyping and reduce design risk, it offers engineers a ready-made blueprint for enterprise, data center, and edge networking solutions.
For design...