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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!
Decade Counter Based Flash Light
This decade counter based flash light circuit generates flashing lights in running pattern. In conventional running lights, the LEDs glow one by one. In...
Audio Noise Limiter
Audio noise can be annoying, especially if you are trying to listen to a very weak radio station. Peaks of unwanted background noise completely...
15 Free Mechatronics e-Books
Presented here are 15 free mechatronics ebooks, that will come in handy for robotics and mechatronics enthusiasts.
1. Robotics
Author/s: Wikibooks
Publisher: Wikibooks, 2012
The author of the...
Battery Level Indicator
Normally, in mobile phones, the battery level is shown in dot or bar form. This lets you easily recognise the battery level. Here we...
WordPress Web Server Setup on Raspberry Pi
WordPress is a PHP and MySQL based open source blogging platform and content management system. It is a popular blogging system and includes features...
Phone Broadcaster
Here is a simple yet very useful phone broadcaster circuit which can be used to eavesdrop on a telephone conversation. The circuit can also...
Designing Anti-Sleep Alarm Circuit
Most accidents on highways at the night occur due to drivers’ poor vision caused by the continuous exposure of their eyes to the bright...
Dice with 7-Segment Display
This 7-segment display dice circuit has been realized using an astable oscillator circuit followed by a counter, display driver and a display. Here we...
Fuel Reserve Indicator For Vehicles
Here is a simple fuel reserve indicator circuit for monitoring the fuel level in vehicles. It gives an audio-visual indication when the fuel level...
Understanding Signal Frequency Spectrum
A signal can be viewed as a composition of a number of sinusoidal signals with varied amplitude, frequency and phase. Distinguishing this composition requires...
Automatic Water Pump Motor Controller
Municipal corporations in many cities supply water during early morning hours. So, you have to wake up early, just to switch on your motor...
Simulation of 7-Segment Display Using LabVIEW
A digital decoder IC is a device that converts one digital format into another, and one of the most commonly-used device for doing this...
8051 Microcontroller Projects for Engineering Students
The 8051 microcontroller is one of the most popular general-purpose microcontrollers in use. They can be easily programmed using 8051 assembly language. Here we...
Smart Stick Using Arduino Uno: Aiding The Visually Impaired
Obstacle detection is one of the major concerns for a fully or a partially blind person (e.g. person suffering from night-blindness, cataracts, glaucoma, albinism...
How to Assemble Your Own 3D Printer
3D printing, getting popular for making usable objects, is the reverse of traditional machining where material is removed from a block by drilling, cutting,...
Stopwatch Using 7805IC
Most of the laboratories and educational institutions in need of accurate stopwatches for precision time measurement and this kind of devices are rare and...
Electronic Tone Generator System
It would be cool to build an electronic tone generator system yourself. Described here is a small tone generator based on pulse-width modulation (PWM)...
Water Level Indicator using 7 Segment Display
This water level indicator using 7 segment display indicates the water level (low, half and full) in the tank. A buzzer is added to...