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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!

Open Source Model Rocket: Design and Simulation

In the previous article in this series, ‘Open Source Model Rocket: Design And Simulation (Part 1),’ published in June issue, the model rocket was...

Bi-Directional Li-Fi Optical Communication System

A bi-directional Li-Fi (light fidelity) optical communication system has been developed for high-speed, two-way digital data transfer over free-space optical links. Using laser diodes,...

Universal Power Supply

A regulated DC power supply is one of the most useful tools for electronics hobbyists, students, and repair technicians. During circuit development and testing,...

5 Interesting Reference Designs For Building Blocks For Humanoid Robots

Explore reference designs for humanoid robots covering motion control, AI, sensing, motor drives, and power systems. Humanoid robots rely on precise, coordinated motion to walk,...

Three-Phase Inverter Board

Reference design delivers a three-phase inverter board using 1200V silicon carbide MOSFETs to drive AC 440V motors in industrial power applications. Toshiba Electronic Devices &...

Half-Bridge Power Evaluation Board

Reference design provides a half-bridge evaluation board for assessing 650V SiC MOSFETs in power conversion applications using the SpeedVal Kit platform. Toshiba Electronic Devices &...

Automotive Motor Drive Circuit

Reference design integrates SmartMCD technology to simplify automotive body motor control while improving protection, diagnostics and communication. Toshiba Electronic Devices & Storage Corporation has developed...

IO-Link Master module reference design

Build factory automation systems with an eight-port IO-Link gateway that connects devices and supports multiple industrial communication networks. As factories add more sensors, actuators, and...

Compact CAN bootloader simplifies embedded firmware updates across applications

Microchip's reference design enables secure CAN-based firmware updates for embedded systems, reducing maintenance time while simplifying development for automotive and industrial applications. Microchip has introduced...

Build a Network-on-Chip (NoC) Router in Verilog: Learn Modern Chip Communication

Microcontrollers such as Arduino and ESP32 are excellent for building embedded projects, but they reveal only one part of digital system design. Inside every...

60kW Isolated DC-DC Converter

Reference design demonstrates a high-efficiency 60kW isolated DC-DC converter using a dual active bridge topology and fourth-generation SiC power modules. Wolfspeed has introduced a 60kW...

Simple Weather Satellite Station

Imagine a radio that listens to satellites instead of FM stations. Using a Raspberry Pi and an RTL SDR dongle, it is possible to...

Reference Design For High-Efficiency Bidirectional DC-DC Converter 

It enables efficient power transfer between 12V and 48V automotive networks, helping engineers simplify EV architectures, improve efficiency, and accelerate development.  The shift towards 48V...

High-Voltage Flyback Supply

Reference design delivers a 48W isolated flyback power supply using an integrated 1700V SiC MOSFET for wide-input industrial power applications. ROHM Semiconductor has developed a...

Turn Raspberry Pi Into Smart Barcode and QR Code Scanner

Barcode and QR code readers are widely used in inventory tracking, retail billing, office management, and event check-ins. They help identify items quickly and...

IoT-enabled Smart Weighing Scale that Talks, Calculates, and Keeps Track of Sales

A smart talking grocery scale is an advanced digital weighing scale designed for small shops, grocery stores, and home use. It accurately measures the...

Programmable Isolated Flyback Converter

Reference design provides a digitally programmable isolated flyback converter with wide input and output voltage ranges for industrial and automotive power applications. Microchip Technology has...

Non-Isolation Buck Converter Reference Design

This reference design converts AC power into a -12V supply using fewer parts, while offering low power use, built-in protection and a small board...
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