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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!
Qi 2.0 Dual-pad Wireless Power Transmitter Reference Design by Microchip
The reference design supports Qi 2.0 with a dual-pad wireless power transmitter, offering flexibility and security across various applications.
Wireless power transmitters are increasingly crucial...
Air Conditioner Outdoor Unit Reference Design
The air conditioner outdoor unit design features MOSFET and power devices, vector control, and PFC technology for performance.
There has been a growing demand for...
Live DIY: How To Make A Digital Thermometer
Key Takeaways
What is a digital thermometer?
How we interface LM35 and Arduino Uno to the thermometer
How to install this project of Thermometer....
PoE Active-Clamp Forward Converter Reference Design
This design offers a comprehensive solution for powering devices through PoE technology, focusing on efficiency, reliability, and compliance with industry standards.
The active clamp forward...
Super Power Saving 24μA Sensor Node
When it comes to wearable devices and small sensor nodes, the lower the power consumption--the longer is their life. Given that most of these...
Reference Design For Air Conditioner Motor Drive
The reference design offers a comprehensive solution with advanced features, adaptable design resources, and rapid prototyping, making it perfect for manufacturers seeking to bring...
Building An Arduino-Powered ECG Monitor
ECG, which stands for Electrocardiogram, is a medical test that measures the electrical activity of the heart over a specific period. The test is...
Smartwatch-based Login System for Multiple Devices & Online Payments
In today's digital age, security is paramount, especially when it comes to accessing personal devices and sensitive information. Traditional password-based authentication methods are susceptible...
Air Conditioner Reference Design
This reference design provides a comprehensive solution for air conditioner designs, such as window A/Cs and split A/Cs' outdoor unit, offering a path to...
Reference Design For Gateway Automotive
This comprehensive design offers robust connectivity options, high-speed data processing, and optimized power management, making it ideal for applications like ADAS domain controllers and...
Simple 2.5 Watt Audio Frequency Amplifier using AN7523
Here is a Simple Audio amplifier using a single IC AN7523. This amplifier gives an output power of 3 watts into an 8-ohm loudspeaker...
Meshtastic Network of Inexpensive LoRa Radios
Besides LoRa (acronym for long range) radios, there is another kind of radios that are already occupying the market segment with variety of applications,...
Efficient Speed Control Of DC Geared Motor With Display Facility For Robotics Application
A DC motor is normally operated by direct current. It converts the electrical energy into mechanical energy. This rotational movement is the source of...
DIY Digital Dual Stopwatch
Consider this digital stopwatch with dual timers if you are seeking a dual stopwatch that allows you to measure two distinct time intervals. It...
RFID-Based Authentication System Using Arduino
The radio frequency identification (RFID) system used for the identification and tracking of objects makes use of an RFID reader and a tag. The...
‘Namaste’ Robot To Greet Visitors Automatically
This Namaste Robot, whose mechanical frame can be made of recycled materials, monitors people within its 100cm range using an ultrasonic module.
Detecting anyone...
5S To7S Battery Pack Monitor Reference Design
This reference design is revolutionising the way to protect and optimize lithium-ion and lithium iron phosphate battery packs, ensuring their safe and efficient operation...
Smartwatch With Keyboard And Mouse Functionalities
In a previous project, we developed a smartwatch with Wi-Fi analysis and health monitoring capabilities featuring an ESP32 Dev board. Building upon this concept,...