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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!
Fuse cum Power Failure Indicator
Fuse blowing is a common problem, but is so tedious to go and check because every time it may not be blown. Here is...
Zener Diode Tester
This zener diode tester can be used to check zener diodes of 3.3V to 18V. The breakdown voltage of the unknown zener diode is...
Flashing Beacon
A flashing beacon has many uses. It can be employed as a distress signal on highways or as a direction pointer for parking lots,...
Intruder Radio Alert System
Consider a situation where a burglar has entered your house and snapped the telephone wires, leaving you with no means of communication with the...
Automatic Headlight Switcher
Automatic headlamps are the latest convenience in today's cars. These eliminate the need for the driver to manually switch on or switch off the...
Crystal Based 50Hz Generator
Here is a simple crystal based 50Hz generator circuit that generates 50Hz frequency using a crystal. It produces alternating 50Hz pulses with 50 per...
Automatic Parking Light For Cars
At night, parking lights make your parked car visible to motorists so they don’t smash into your car. However, these lights drain considerable power...
Anti-Theft Alarm
You can use this anti theft alarm circuit to thwart burglary. It sounds an alarm when someone tries to intrude into your home or...
Better Utilisation of Radio Spectrum with Cognitive Radio
Cognitive radio is an intelligent technology that improves radio spectrum utilisation. The increasing number of new devices has caused congestion in the ISM (industrial,...
Location using ESP8266 | Geolocation Without GPS Module
Yes it's possible to get the location with just our tiny little ESP8266 board. We don't need anything other then ESP board not even...
Tracing the Sun: Dual Axis Solar Tracker System
Solar energy is coming up as a major source of energy. The need of the hour is renewable energy resources with cheap running costs....
4x4x4 LED cube using AT89C2051
This 4x4x4 LED cube for use in science laboratories is very easy to assemble. Its LEDs light up in different patterns, creating mesmerising lighting...
Implementing Small, Efficient Power Subsystems for New Li-Ion E-Bikes
The market for electric bicycles (e-bikes), particularly those with lithium-ion (Li-ion) batteries, is growing worldwide. When designing power systems for e-bike controllers, it’s important...
What LabVIEW Projects Should I Work on?
Laboratory Virtual Instrument Engineering Workbench or LabVIEW is a system design platform and development environment for a visual programming language from National Instruments. It...
Digital IC Tester With Embedded Truth Table
Different ICs come with different specifications. Thus, it becomes imperative to apply different hardware configurations and feed all possible inputs for checking different ICs....
Automatic Drip Irrigation System
Conventional irrigation method wastes a lot of water, leading to a high cost of electricity to run the pump set for irrigation. Automation can...
Simple Intercom Circuit
This simple intercom circuit functions quite satisfactorily. The circuit does not involve any complicated switching. The switches S1/S2 must be fixed in such a...
Voting Machine Using AVR Microcontroller
Polling by electronic voting machines (EVMs) has become a norm during elections. Unlike paper ballot systems, EVMs are safe and reliable as these rule...