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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!

Rygar Sentinel: A Unified Edge Appliance for Secure AIoT Infrastructure Management

Rygar Sentinel: Unified Edge Appliance for Secure AIoT Infrastructure Management is an integrated edge-computing platform designed to centralise infrastructure monitoring, access control, environmental sensing,...

NirSentinel: An AIoT-Based Water Resource Management System with Multi-Tier Anomaly Detection, Predictive Analytics, and Offline AI Copilot Support

NirSentinel is an AIoT-based water quality monitoring system designed to provide continuous and intelligent monitoring of water resources. The system collects real-time water quality...

Smart AIoT Cavitation Sentry & Autonomous Adaptive Speed Control

AIoT-Based Cavitation Detection and Adaptive Control System for Centrifugal Pumps is designed to detect early signs of hydrodynamic cavitation and optimise pump operation using...

ColdGuard: IoT- Powered Medicine Cold Chain Monitor with Digital Certification

ColdGuard is an end-to-end, IoT-enabled medicine and vaccine cold-chain monitoring solution designed to monitor the safety, integrity and traceability of temperature-sensitive pharmaceutical shipments during...

AquaWatch Edge-AI LoRaWAN Water Quality Monitoring for Rural India

AquaWatch: Edge-AI and LoRaWAN-Based Water Quality Monitoring System for Rural India is an autonomous, low-cost early-warning solution designed to detect abnormal drinking-water quality conditions...

Smart EV Battery Companion: Touchscreen HMI for Real-Time Battery Intelligence and Charging Navigation for Budget Electric Vehicles

Project Demo Video: https://www.youtube.com/watch?v=QdarR3eLqZk Component List IDNameDesignatorQuantity1M5Stack CoreS3-SE (ESP32-S3, 2" 320×240 touch, speaker, mic, Wi-Fi, RTC)MOD112ADS1115 16-bit 4-channel I²C ADCU113ACS723 low-current Hall current sensor (±5 A, isolated)U214Resistor...

SmartAbode – An Embodied Agentic AI for the Modern Home

SmartAbode: An Embodied Agentic AI-Based Smart Home Automation System is designed to transform conventional home automation into an intelligent, context-aware environment by integrating Artificial...

SOLARSENTINEL-X: AI-Powered Self-Sustaining Wireless Solar Panel Health Monitoring and Autonomous Cleaning System

SolarSentinel-X: AI-Powered Self-Sustaining Wireless Solar Panel Health Monitoring and Autonomous Cleaning System is an AIoT-based solution designed to monitor photovoltaic panel performance and automate...

Method for the removal of Dither on Rotation of an Image In an Image

The proposed Smart TFT Touch Display Controller with Bluetooth Connectivity and Windows Application is designed to provide an interactive and wireless solution for controlling...

Smart AI-Enabled Shipment Logistics Monitoring

The Smart AI-Enabled Shipment Logistics Monitoring Solution is designed to monitor shipment handling conditions during transportation and detect abnormal events that may damage the...

BioVision Lock-your object becomes the“Visual Key”

BioVision Lock is an intelligent security system that introduces a two-stage authentication mechanism by combining AI-based object detection with fingerprint recognition. The system uses...

Arduino UNO Q Based LoRa Gateway

This project implements an intelligent IoT gateway that bridges long-range wireless sensor networks with a modern web dashboard and AI-driven analytics. Using an SX1278...

Modular solid-state transformer reference design

A 50kW power converter changes voltage levels and allows electricity to flow between the grid and energy storage systems in both directions. A 50kW solid-state...

Tilt Sense: Real-Time Tilt Detection and Display System

Tilt detection is a fundamental feature needed in various applications, including measuring the orientation of various parts and devices in an assembly. Due to...

Analogue front-end reference design

A two-channel analogue front end supports high bandwidth, adjustable gain, selectable input impedance and signal conditioning for data acquisition. High-bandwidth data acquisition systems such as...

FM Radio Broadcaster

Build: < ₹1400 versus Buy: > ₹5000 Disclaimer: Depending on where you live, you may require a permit/licence for FM radio broadcasting. Please check your...

3-Phase BLDC Motor Driver Board

A demonstration platform supports three-phase motor operation at up to 60V and 20A, with Hall-sensor feedback and 20kHz pulse-width modulation for basic BLDC control. Renesas...

Sensorless BLDC Reference Design

A reference design shows how BLDC motor control can combine back-EMF detection, speed control, protection, communication, and debugging functions. A reference design from NXP Semiconductors...
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