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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!
Earth Fault Indicator
In mains powered equipment, exposed metal parts are connected to earth wire in order to prevent users from contact with high voltages if electrical...
Automatic Night Lamp With Morning Alarm
This automatic night lamp circuit turns on a night lamp when bedroom light is switched off. The lamp remains ‘on’ until the light sensor...
FIFO Design Using Verilog
Presented here is a FIFO design using Verilog that is simulated using ModelSim software. In this article, we design and analyse FIFO using different...
Arduino Projects: Audio VU Meter
Presented here is an Arduino based audio meter that uses a liquid crystal display (LCD). A VU meter or standard volume indicator (SVI) is...
Designing an Eight-Bit Arithmetic Logic Unit Using ModelSim
This project describes the designing 8 bit ALU using Verilog programming language. It includes writing, compiling and simulating Verilog code in ModelSim on a...
Capturing Images with USB Camera, Wi-Fi and Raspberry Pi
Ever since this tiny, credit-card-sized computer, Raspberry Pi, appeared in the market, it has caught the imagination of every electronics and computer hobbyist around...
Automatic Washbasin Tap Controller
Make your washbasin tap work automatically when you put your hands just below the water tap outlet. This infrared-based automatic washbasin tap controller system...
RFID based Attendance System
Most educational institutions' administrators are concerned about student irregular attendance. Truancies can affect student overall academic performance. The conventional method of taking attendance by...
XBee Interfacing With Raspberry Pi Model 2
XBee Pro (S2) module is an XBee ZB ZigBee Mesh Protocol based wireless transceiver designed by Digi International with an excellent range of 1.6...
Contactless AC Mains Voltage Detector
This is a CMOS IC (CD4033) based contactless AC mains voltage detector circuit which can be used to detect presence of AC mains voltage...
LED Based Message Display
This LED based message display is built around readily available, low cost components. It is easy to fabricate and makes use of 3mm red...
Blown Fuse Indicator
A fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit. Its essential component is a metal wire...
Mini Offline UPS
Most of the systems are powered by AC mains. Uninterrupted power supply systems (UPSes) are there as a back-up to power the systems when...
Visual and Audible Monitor for Electronic Interfaces
Most of the modern PCs and embedded systems have digital interfaces as RS232, printer ports, LIN, etc. for exchanging of commands and data with...
Panic Alarm
If you feel threatened or need emergency assistance, simply activate this panic alarm. It will catch the attention of others for immediate help. The...
Shock-Proof Remote Switch
Using this shock proof remote switch circuit, you can control any AC/DC appliance remotely through inexpensive, low-voltage cabling and a standard push switch. The...
Infrared Burglar Alarm
A special feature of this infrared burglar alarm is latching operation. Also, the circuit is highly sensitive.
The circuit comprises transmitter and receiver sections. Whenever...
Android Smartphone As Barcode/QR Scanner
We are all familiar with the barcode scanner used in shopping malls, logistics and other places.
These can scan only barcodes and are usually wired....