Thursday, August 11, 2022
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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!


Corona Protected Automatic Doorbell

A doorbell is an indicator/informative device typically placed near a door to a house/building entrance. When a guest/sightseer presses a button at the entrance gate, the doorbell rings inside the house/building,...
Fig. 12: Keyboard layout on e-ink display

Make The World’s Smallest Laptop For Hacking And Everything Else

Carrying a machine everywhere, which is capable of doing ethical hacking without getting noticed, is important in some hacking related tasks for which you may not like to carry a big...

GPS Based Trajectory For Real Time Path Tracking

Drones, autonomous cars and robots are being a massive hit in recent times. Real time tracking is much needed for all these devices. In the case of autonomous cars, being able...
Fig. 1: Author’s protoype

Home Automation Using Apple HomeKit And ESP8266

It is an IoT based project through which you can control four home appliances using Apple HomeKit, Hey Siri app, and ESP8266 Wi-Fi module. The author’s prototype is shown in Fig....
Fig. 1: A typical strain crack (Credit: Murata Manufacturing)

Aligning Capacitor Selection With The Latest Automotive Demands

Capacitors are common passive elements in all electronic devices, including vehicles. The usage of capacitors in vehicles is expected to increase in the coming years as electric vehicles (EVs) gain popularity....

Weather Station With Device Control Using Touch-Screen Display

This weather station provides such information as temperature and humidity at a place on a colourful touch-screen display. It can also control the temperature through the touch-screen user interface when it...
Batteryless Remote

Designing Batteryless Remote

“The first Batteryless remote that can work for years" There is much chemical waste being generated with billions of remotes being used. The waste produced from batteries keeps increasing annually. This DIY...

Strain Gages For Measuring Strain and Stress On A PCB

The main objective of PCB tests is to determine the principal strains in the areas of high strain concentration, especially at the corners of large circuit components. With PCB strain gauge tests,...
Mini Fridge Prototype

Smallest Portable Mini Fridge

A Mini Fridge that can work with any power bank and without using harmful CFC gases. Ever heard of a 5V portable freezer? Yes, you heard it right. In this DIY we...
Fig. 1: Experimental setup for interfacing keypad and testing its driver

Design Of Interrupt Based Matrix Keypad Embedded-C Driver For A Microcontroller

Embedded system project that generally involves a microcontroller unit (MCU) user interface (UI) is a common and inevitable requirement. The simple form of arriving this option of UI is with the...

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