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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!
Designing Manufacturable Products By Simplifying Complexity
Building upon the author’s previous article on product risk analysis, this article delves into the often overlooked link between design and manufacturing, where poor...
Quiz Competition Buzzer For Eight Players/Teams
We designed a Quiz Buzzer circuit that can be used for eight players/teams in quiz competitions organized by schools or colleges.
Normally, quiz circuits...
Simple FM Radio Using LA1260
Here is a simple FM Radio using an IC1 1260.This IC is a 16-pins. All the components used for this FM radio can be...
Wheat Germination Monitoring System
With a dedication to Empowering Farmers with Smart Farming, we build a wheat germination monitoring system. But why this system is needed and how...
Password-Based Electrical Appliance Control System
In today’s technologically advanced world, simplicity and security are top priorities. Password-based Home appliance control system is a cost-effective solution that combines both these...
Portable Power Supply (Voltage Regulator)
Here we design a simple and small project that is portable power supply (voltage regulator). We know that all electronic devices require DC power...
Building an Advanced Alcohol Breath Analyzer
In today’s world, the devastating consequences of accidents caused by drunk driving continue to make headlines. Drawing inspiration from real-life data, this remarkably advanced...
Remote Controlled Stereo FM Radio With RDS Using ESP-01
In this article, we will explore a straightforward method to create an IR remote-controlled FM radio with RDS (radio data system) using the ESP-01...
Implementing Doppler Radar In ADAS
Previously, we explored the ADAS (advanced driver assistance system), which used lidar, camera, and ROS for creation of the map.
Now we are adding an...
Reference Design Of A Bi-directional Converter For EV Charging
E-mobility is evolving with a 97.2% efficient, compact 11 kW SiC bi-directional DC/DC converter design for EV charging and energy storage systems.
E-mobility is rapidly...
Reference Design For 6.6kW Unidirectional On-Board Charger
The horizon of EV charging is illuminated by a 6.6kW OBC reference design, leveraging GaN's potential for swift and efficient energy transfer.
The transition to...
Interesting Reference Designs Of remote control
TitleMulti-Button IR Remote ControlBluetooth Low Energy Remote ControlVoice Remote ControlInfrared RemoteSmart RemoteImageKey AttractionsThe reference design for a multi-button IR remote control comprises both the...
Simple FM Radio Receiver Using KA 2101
Here is a simple circuit diagram of 88-108 MHz FM Radio Receiver Circuit diagram. The circuit is very simple and the components used in...
Unveiling Our Open-Source Facial Expression Recognition Technology
I recently discovered a robot called SEER, which can copy your facial expressions in real-time. This is called the "Simulative Emotional Expression System," and...
Reference Design For 6.6 kW Bi-Directional EV On-Board Charger
The Bi-Directional EV On-Board Charger is the future of efficient EV charging, being compact yet power-packed and offering benefits beyond mere charging.
The evolution of...
Reference Design For 7 kW On-Board Charger
The on-board charger reference design of electric vehicles offers high power efficiency, innovative heat management, and modular adaptability.
An on-board charger (OBC) is an integral...
Mastering Product Risk Analysis for Robust and Reliable Designs
Those who are following the author’s series of articles would have seen the design of the charge controller in the previous article. In that...
Single-Cell Battery Charging Circuit For IoT Devices
A crucial component in many IoT and wearable electronic designs is the single-cell battery charging circuit. However, implementing this vital element and finding cost-effective...