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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!
Display Brightness Control Using Ambient Light Sensors
With more than ever electronic products available today and accessible by consumers, Ambient Light Sensors have become an indispensable component for a variety of...
Build Your Own Point-of-Sale (POS) Terminal!
Nowadays, electronic Point-of-Sale systems or EPoS have changed the way we perform transactions. EPoS systems are used worldwide for card-based payments at places like restaurants,...
Sound Operated Device Control System
In movies like Ironman and Players, it is shown that appliances are operated by human speech or sound. Similar concept of a sound operated...
Arduino Based RGB Colour Code Generator
Red, green and blue (RGB) are the basic colours for generating various other colours by mixing colours in a particular proportion. This technique is...
Wireless Bluetooth Audio System For Outdoor Use
Want to take your tunes on-the-go? Bluetooth audio systems are great and give you the freedom to take music wherever you go. Instead of buying an...
How To Make A Wireless Sensor Node?
In many applications, harvesting of ambient energy sources becomes a necessity. Wireless sensor nodes are thus becoming increasingly widespread these days for monitoring and recording...
How To Make A Solar Inverter?
Solar Inverters have now made a wide transition from simply inverting the DC currents of the solar panels to AC. Inverter manufacturers are constantly...
Build An Efficient HID Lamp Driver Circuit
LEDs are one of today's most energy-efficient and rapidly advancing lighting technologies. However, High intensity discharge (HID) lamps are still an attractive lighting choice in recent...
Demystifying Best ADC Reference Designs
Analog-to-digital converters are virtually everywhere, where there is a need to convert an analog signal to digital. Since most real world signals are analog, ADCs...
Electronics in Production Machines and Robotics
The power of electronics was hardly realized before World War II. During that period and afterward, development in electronics technology took great strides. The...
How To Make A Computer UPS?
UPSs are great for securing your work and equipment from power line surges and blackouts. They work to provide clean and stable power to...
How To Make Precise Digital Weighing Scales?
Digital weighing scales are the most precise and extremely dependable when it comes to domestic, laboratory or industrial usage. In today’s competitive market, weighing scales have...
Webcam View Illuminator
By setting up a webcam view illuminator over your laptop’s webcam your online conversations can become more enlightening. This clip-on light improves the quality...
Make Home Electricity Meter To Cut Bills!
For a domestic or small commercial environment, single-phase electricity meters help to cut down costs of a three-phase distribution network. Read on to view some ready-to-use...
How To Make RF Remote Controls?
Radio-frequency remote controls are inevitable. They are now appearing in great numbers owing to better user experience and by overcoming various drawbacks of infrared (IR) remotes...
Designing Li-ion Battery Chargers
Lithium-ion batteries are the best battery choice you’ll ever need to power just about anything — from your laptop, cell-phones and digital cameras to bluetooth...
Wireless Charger Designs For Battery-powered Devices
Wireless charging is a new technology good to charge almost any device − smartphones, tablets, wireless speakers, mice, keyboards, wearables, digital cameras − and many more...
Smart Thermostat Control To Reduce Home Energy Bills
Nowadays, people need a zero-degree separation from the temperature they want. A thermostat is a handy little device designed for such specific heating and...