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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!

Automotive mmWave Radar Gesture Control Reference Design

The radar-based gesture control system enhances driver interaction by using hand gestures to operate vehicle functions, ensuring safer and more efficient driving. Automotive mmWave radar...

GaN-Based Single-Phase String Inverter Reference Design

The design features a two-channel string inverter with full bidirectional power. It combines PV inputs and battery storage and supports up to 10kW output. As...

Simple Low Power Inverter

Here is a simple low power inverter that converts 12V DC into 230-250V AC (DC to AC Converter). It can be used to power very...

RGB LED Reference Design

The design offers a customizable LED control solution with complete RGB control, brightness, and effects via a GUI optimised for mobile device integration. Complete control...

Automatic Wiper Control for Three/Four Wheelers

The integration of a 555 timer and L293D motor driver in an automatic wiper control device presents a practical and efficient solution for enhancing...

Smart LED Reference Design

Control brightness, color, and modes from your smartphone, making smart home lighting, commercial mood settings, and outdoor applications more dynamic and efficient.  LED lighting has...

6A RGB LED Driver Reference Design

The reference design powers RGB LEDs in portable projectors, providing efficient current control, fast response, and precise color management for various applications. A 6A RGB...

World’s Smallest Programable IndusPhone Design (Part 1)

Smartphones have become a necessity in daily life. Smartwatches also help in staying connected with phones and receiving notifications. Call access is available directly...

Wearable Glove – Smart Communication Device

This proposed prototype works by wearing the glove and either touching a specific finger with the thumb or pressing a special switch. This action...

Raspberry-Pi Based Wave Form Generator

A waveform generator is a commonly used test and measurement instrument in electronics laboratories. Waveforms of different functions, frequencies, and amplitude levels are often...

Arduino Bluetooth Control Device

Creating an Arduino Bluetooth control device with an HC-05 Bluetooth module enables control of lights or even relays to manage AC appliances wirelessly using...

RGB LED Lighting Reference Design

The board is designed for RGB LED control and diagnostics in automotive and industrial applications. It features a microcontroller and integrated high-voltage analogue components. RGB...

Accessing Graphical Desktop Of Raspberry Pi Using SSH And VNC

Raspberry Pi is a low-cost, high-performance, credit-card-sized computer designed for learning, problem-solving, and having fun. Easy to get started with, this compact yet powerful...

Reference Design For Multi-String RGB LED Drivers

Ideal for automotive, entertainment, and architectural lighting, this solution offers enhanced brightness control, current protection, and easy customization for versatile lighting applications. RGB LED lighting...

Reference Design For Bidirectional Power Conversion With DAB

The reference design has silicon carbide (SiC) technology and high-frequency operation for optimal power management and energy regeneration. High-power bidirectional DC-DC power converters, particularly those...

Reference Design Of Phase-Shifted Full-Bridge Current-Doubler

The design converts 400V to 12V DC with up to 95.36% efficiency. It features advanced technology for high-frequency switching and is suitable for telecom...

Alcohol Detection Car Using Arduino

To avoid road accidents due to alcohol consumption, an innovative prototype, “Alcohol Proof Smart Vehicle”, has been developed, where the vehicle will not start...

250W Motor Inverter Reference Design

The design is a 250W motor inverter without a heat sink. It features low standby power and sensorless motor control for various household applications. Motor...
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