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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!
Multi-Purpose Wire-Loop Security System
This multi-purpose security system utilises wire loops to secure items. Wire loops can be employed in various ways for security applications such as luggage...
LED Driver Reference Design For Automotive Lights
The design's adaptability and robust features make it a good choice for developers looking to create reliable, dynamic lighting solutions in automotive and other...
Automotive Front Light LED Reference Design
The automotive lighting reference design simplifies the integration of high and low beams in automotive lighting, using a versatile SEPIC topology for cost-effectiveness.
Automotive front...
Light Control And E-Switch Reference Design
The solution controls automotive lighting and diagnostics, provides communication via LIN and CAN, and precisely manages all car lights.
Light control and e-switch systems are...
Reference Design For Automotive Interior Lighting
Discover the benefits of this approach, which enhances vehicle ambience and communication and tackles manufacturing challenges and ensures a blend of aesthetic appeal, functionality,...
Building a Voice-Enabled ChatGPT Terminal with ESP32 and Google TTS
This project takes the ChatGPT terminal introduced in the November 2023 issue to the next level where it now speaks like a VoiceGPT.
In...
Digital Pure Sine Wave UPS Reference Design
The design focuses on producing a high-quality power output characterised by a pure sine wave with less than 3% Total Harmonic Distortion (THD), ensuring...
LED-Lighting Control Reference Design
The LED lighting control design boosts brightness safely and works independently or with remote triggering, serving various applications.
LED lighting control systems are vital in...
Light Cum Room Freshener Module With Two Options
This light cum room freshener module offers two choices. In the first choice, the room freshener spray and a small LED light get activated...
650W Power Stage Reference Design For UPS, Inverters
This reference design focuses on a 650-W inverter power stage suitable for low-frequency, transformer-based, single-phase Uninterruptible Power Supplies (UPS) that operate off a 12-V...
Arduino-based Digital Thermometer
We build this Arduino-based Digital Thermometer for temperature measurement applications.
Thermometers have been useful for temperature measurement for a long time. A digital thermometer is...
Smart Timer For Electronic Liquid Mosquito Repellents
As the hazards of mosquitoes are increasing day by day, the usage of electric liquid mosquito repellents is on the rise as well. These...
Reference Design For GaN Class D Audio Amplifier
The reference design balances high efficiency, outstanding audio output quality, and versatility in design customization, making it ideal for audio engineering and product development...
Energy Harvesting For Wireless Switch Power Reference Design
The switches convert mechanical action into electricity, eliminating batteries and wiring to enhance efficiency and reliability in industrial settings.
Energy-harvesting wireless switches, such as the...
Batteryless E-paper Display
As technology advances, various energy harvesting methods have emerged, leading to a new era of batteryless sensors. The batteryless E-paper display proposed here is...
Reference Design For 2 x 700 W/4 Ω Class-D Amplifier
The applications of this amplifier design are extensive and varied, suitable for both home and professional environments.
Class-D amplifiers are a breakthrough in audio technology,...
Class D Audio Amplifier Reference Design
The audio amplifier reference design is efficient for rapid prototyping on microcontroller platforms, enhancing audio performance.
Class-D audio amplifiers are highly valued for their efficiency,...
IoT Smartwatch for Movement Tracking
In an earlier article, we designed the Smartwatch with IndusBoard COIN that shows us the time and we also added a few more functions to...