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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!
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...
Charging Batteries With Solar Power Using MPPT Controller
A solar charge controller prevents overcharging of batteries from solar panels. It functions by regulating the voltage and current coming from the solar panels...
5V from Portable Wind Turbine
This project deals with the design and development of a portable wind turbine unit, capable of generating electricity from the kinetic energy in the...
Fire Alarm Using Thermistor
In this fire alarm circuit, a thermistor works as the heat sensor. When temperature increases, its resistance decreases, and vice versa. At normal temperature,...
Why Run Gate-Level Simulations?
Gate level simulation is used to boost the confidence regarding implementation of a design and can help verify dynamic circuit behaviour, which cannot be...
RF Signal Detector
This simple RF signal detector circuit can be used to trace the presence of RF signals and electromagnetic noise in your residential area, office...
Magnetic Proximity Switch
Here is an interesting circuit for a magnetic proximity switch which can be used in various applications. The circuit, consists of a reed switch...
Cyclic Temperature Heating & Cooling Control System
This project proposes a Peltier element based cyclic thermoelectric heating and cooling system with precise temperature control by using PID controller with microcontroller. In...