Filter by Categories
HomeEngineering Projects For You

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!

Build Your Own IR Audio Communication System at Home

Infrared Audio Communication is a method of transmitting sound wirelessly using pulses of invisible light rather than radio waves. It works by modulating the...

SiC Gate Driver Reference Design

A 100 kW-class inverter reference platform that helps design engineers accelerate development of high-efficiency SiC-based traction and motor drive systems. For design engineers working on...

433 MHz RF Signal Strength Detector

The 433 MHz RF Signal Strength Detector is a circuit designed to sense and measure the intensity of radio frequency signals in the 433...

8×8 Programmable Matrix Display For Primary School Kids – Teaching Aid

The Custom-built matrix display for Primary Kids' Character Visualisation" is an accessible innovation that revolutionises primary education.8x8 Programmable Matrix Display is a seamless and...

SiC-Based Three-Phase Inverter Design

A ready-to-use reference platform that helps engineers accelerate the development of efficient mid-power inverter systems using advanced SiC technology. Designed around silicon carbide (SiC) technology,...

Energy-Efficient Ethernet Reference Designs

Start building a 24-port Ethernet switch faster. Test features, check performance, save power, and turn an idea into a working system with less effort. These...

SiC Inverter Reference Design Simplified

It  offers engineers a ready-to-use three-phase inverter platform, accelerating prototyping and evaluation of high-efficiency SiC-based power systems. ROHM Semiconductor’s reference deign is particularly useful for...

I Turned Raspberry Pi into a QR Code based Entry System with Auto ID Cards

QR codes are widely used in entry and exit systems for various events to monitor the number of participants and ensure that only authorized...

400V DC eFuse Protection Reference Design

A high-voltage, bidirectional electronic fuse architecture demonstrating ultra-fast fault protection, low-loss SiC switching, and isolated current monitoring for 400V DC power systems up to...

48V Zone Reference Design

Cars are moving to 48V power systems. A new design shows how power can flow easily, use less wiring, and still run old 12V...

Wireless Smoke Detector Reference Design 

It provides design engineers with a practical architecture, hardware components, and firmware framework for developing reliable and scalable fire-safety devices used in smart homes...

Smart Speed Monitoring System For Road Safety

Advances in embedded systems and sensors have enabled efficient, intelligent surveillance solutions that improve safety and control in transportation and automation applications. The system...

Real-Time Face Tracking Using Raspberry Pi 4 Versus Raspberry Pi 5 With Hailo-8L

Real-time face tracking has evolved from a research novelty into a practical tool for interactive robotics, surveillance, and automation. Advances in single-board computers and...

High-Voltage Capacitor Discharger

During repairs of vacuum tube equipment, switch-mode power supplies, microwave ovens, or similar systems, buffer or reservoir capacitors can retain potentially lethal voltages even...

Alexa-Enabled Smart IoT Electricity Meter Switch Board

Imagine tracking power-line voltage, frequency, current draw, and appliance power consumption through a smart switch plug. Real-time data is continuously logged to a database,...

Object Counter For Conveyor

Loading cement sacks into trucks requires precise counting for traceability, yet manual methods are error-prone and often lead to shipment discrepancies. This system automates...

Batteryless Microcontroller Operation Using Supercapacitor

Imagine a world where microcontrollers (MCUs) and development boards operate without batteries. Energy-harvesting technology now makes this a practical reality. Several batteryless IoT sensors...

LED bar Display Showing Audio Signal Level

This is a simple audio-signal-based LED indicator built around the LM3914 display driver IC. Visual indication of audio signal levels is an essential feature...
123...175Page 2 of 175

Most Popular DIY Projects

Unique DIY Projects

Electronics News

Truly Innovative Electronics

MOst Popular Videos

Components Corner