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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!
How To Use Genetic Algorithms To Build Efficient Machine Learning Models
Genetic algorithms (GAs) are optimising various stages of a machine learning pipeline, focusing on data preparation and model tuning. By employing GAs, we can...
Stick For The Blind
A stick for the blind proposed here is an assistive device that helps visually impaired individuals navigate safely. It features an infrared (IR) sensor...
Smart and Portable Automotive DIY Doppler Radar Speed Detector
Measuring the speed of moving vehicles and objects is critical for ensuring road safety, conducting traffic analysis, and supporting research applications. Conventional systems are...
Universal PWM Signal Isolation Module
This PWM (pulse width modulation) signal isolation module is built around the widely adopted 6N137 high-speed optocoupler. The device combines a high-efficiency input LED...
Monitoring And Automation System For Lathe Machines
This pilot system offers an Arduino-based solution for real-time monitoring and automation of lathe machines, integrating temperature, vibration, and operational data to improve efficiency...
Real-Time Soil Moisture Monitoring with Arduino and Web Interface
Sensors now play a pivotal role in how environmental changes are perceived, monitored, and addressed. These smart devices capture real-world inputs—temperature, humidity, pressure, moisture—and...
Detecting Workers Without Helmet Using YOLO V5 And MaixCam
In industrial settings, safety helmets are a critical element of personal protective equipment (PPE), acting as the final barrier when other measures fail. Safety...
Power Conversion Reference Design
Featuring the MIC2129 DC-DC controller, this compact, high-efficiency solution delivers up to 10A with excellent voltage regulation, scalability, and built-in protections—ideal for EVs, e-scooters,...
Street Light Smart LED Driver Reference Design
This reference design plays a pivotal role in helping manufacturers quickly respond to this demand, significantly reducing R&D cycles, cutting operational costs, and streamlining...
Power Supply For NB-IoT Modems Reference Design
The design helps smart meters run longer on battery, works in cold weather, and keeps power steady for NB-IoT communication.
TIDA-050010, a reference design from...
600W Solar Power Optimizer Reference Design
The solar power optimizer adjusts panel voltage and current, sends and receives data, finds the best power point, and works for different solar systems.
TIDA-010949,...
Analog Front End Reference Design for Machine Learning Arc Detection in Solar Applications
The analog front end with AI-based arc detection improves solar safety by detecting arcs and reducing false alarms in photovoltaic systems.
TIDA-010955, a reference design...
Reference Design For Single-Output Flyback Converter
This design is RoHS compliant and features a single isolated output, making it ideal for use in applications requiring electrical isolation and stringent EMI...
IoT Security System With AES Encryption
In the era of interconnected devices, securing IoT systems is paramount to protect sensitive data from unauthorized access. This project demonstrates an IoT Security...
World’s Smallest Open-Source LoRa + GPS Module for Wearables and IoT (Only 3cm!)
Have you ever tried squeezing a LoRa and GPS module into a wearable device? It’s a nightmare! Most modules are huge, and using separate...
Power Factor Correction Reference Design
The design helps control Vienna rectifiers in high-power systems. It includes tools for control, monitoring, and faster development.
The Vienna rectifier power topology is commonly...
Miniature Flyback Converter Reference Design
The power supply design gives 12V output, works with many input voltages, and keeps parts separated for reliable use.
The MAXREFDES1247, a reference design from...
Flyback Reference Design For 48-V Car Battery
The design is a 48-V to 12-V power supply for automotive systems, with wide input range, transient protection, and high isolation for EV and...