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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!
Long-Battery Life Flow Meter Reference Design
The power of ultrasonic flow measurement is within reach. Harness time-of-flight technology to create low-power solutions for liquid and gas flow systems.
Ultrasonic flow meters...
Secured IoT LoRa Sensor Nodes Reference Design
A secure, low-power sensor network design with encrypted data, NFC authentication, and cloud integration. Learn more!
The MAXREFDES9001 is an IoT security reference design from...
Child-Presence And Occupant-Detection Reference Design
The reference design enables in-cabin occupant detection, offering solutions for airbag deployment, child detection, and more. Discover more inside!
The TIDEP-01023 reference design from Texas...
Controlling Electrical Devices Using Motion Sensor
Automating household or office systems can be achieved using an Arduino Nano, a passive infrared (PIR) motion sensor, and a relay.
The primary aim...
Optical Fence Using WeMos D1 Mini With Updates On Google Sheet
Vigilance of any room, location, or enclosure is always challenging, especially when it cannot be physically locked. A real-life scenario requiring the tracking of...
Control Appliances With A PC Using Visual Basic And Arduino
This Windows-based program, created with Microsoft Visual Basic (VB6), features an intuitive user graphic interface (UGI) and operates seamlessly on the Windows platform.
It...
Smart Sensor For Shock And Vibration Detection
A standalone shock and vibration detection sensor device detects abnormal vibrations or shocks. Compact and versatile, it can be deployed in any environment requiring...
World’s Smallest Programable Indus Phone Design (Part 3)
In the previous article of this DIY Indusphone series, the smallest touchscreen phone was created using the SIM800L for the 2G cellular network and...
Decorative Automatic Garden Watering System
The proposed decorative and automatic garden watering device, equipped with a soil sensor module, provides an efficient way to maintain a flourishing garden with...
Guide For Engineers To Create Innovative And Manufacturable PCBs
Navigating modern PCB design can feel overwhelming. From CAD tools to supplier selection, Part 1 of this series offers actionable insights to simplify your...
Interesting Reference Designs Of LLC Resonant DC-DC Converter
Title of Reference DesignDC/DC LLC Resonant Converter100W LLC DC-DC ConverterInterleaved LLC Resonant ConverterDigital LLC ConverterInterleaved LLC DC-DC ConverterImageKeyAttractionsThe 200W DC/DC converter design offers high...
IoT Gateway Reference Design For Bluetooth, Wi-Fi, And Sub-1 GHz Nodes
With its ease of use, security features, and modular software, this reference design provides a valuable starting point for engineers looking to create reliable,...
IO-Link Distance Sensor Reference Design
The design integrates key components for IO-Link applications, providing a solution for industrial automation with specific features and functionality.
The reference design, developed in partnership...
Make An Arduino-Based Wireless Frequency Meter
This project demonstrates an Arduino-powered wireless frequency meter that can measure the frequency of sinusoidal AC transmissions ranging from 50Hz to 3kHz. Figures 1...
SiC-Based Polymorphic DC-DC Converter Reference Design
The SiC-based isolated DC-DC converter design with 30 kW output is optimised for EV chargers and high-power applications. Learn more!
A SiC-based polymorphic DC-DC converter...
SiC 25kW DC EV Charger Reference Design
Build a 25kW DC EV charger using Silicon Carbide technology. This will enable two-way power flow and support for 400V and 800V batteries.
The Full...