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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!
Implantable Chips: Storing Data Inside Body – Part 2
In the previous tutorial, we covered the implantable chip-based data tracking system for animals. Continuing our design series, we now progress to designing a...
Battery Control Unit Reference Design
The design is a central controller for high-voltage Li-ion and LiFePO4 battery racks, with communication interfaces, a microcontroller, and safety features for industrial battery...
3rd Generation EV Power Inverter Control Reference Design
The EV power inverter control design updates electric vehicle technology with improved processing, safety standards compliance, and advanced connectivity for performance.
Electric Vehicle (EV) Power...
Verification Of K-Map Technique (KARNAUGHMAP) By Multi-Password Operated Electrical Gadget
The karnaugh map i.e. K-map method is a graphical technique to simplifying Boolean expressions. It is a diagrammatic technique which is used to reduce...
1.5-kW Dual Motor Drive And PFC Control Reference Design
The design integrates dual motor drives and PFC control, which makes it suitable for various HVAC applications, including air conditioning, refrigeration, and laundry appliances.
In...
Creating Self-Evident Design
Stay tuned for the next exciting chapter in our journey towards design excellence! As you continue through this series, axiomatic design would inspire you...
Reference Design For HVAC Compressor
The three-phase inverter drive innovates automotive A/C systems with efficient control for brushless DC motors.
Hybrid electric vehicles (HEVs) feature a key system known as...
Frequency Divider using 7490 Decade Counter
Here is a low-cost frequency divider using 7490 decade counter circuit for generating different square-wave signals. The circuit is built around a 10MHz crystal...
250 Watt Mainstream Compressor Reference Design
The 250-watt compressor reference design with a three-phase inverter offers advanced control for BLDC motors, enhancing energy use and motor management.
In the functional ecosystem...
Interfacing LPC2148 32bit Microcontroller With The PC Using NI LabVIEW
About LPC2148
NXP’s LPC2148 is an ARM based high-performance 32-bit RISC Microcontroller preloaded with many in-built features and peripherals, In-System Programming (ISP) and In-Application Programming...
Refrigerator Compressor Reference Design With BLDC Sensorless Control
The refrigerator compressor design includes a brushless DC motor with sensorless control, improving efficiency and offering effective temperature control and food preservation.
Refrigerator compressors are...
Beginners Guide to Resistor Colour Codes
This table will help you with managing resistor color code so that you don't burn up your circuit due to a wrong resistor.
Right below...
Reference Design Of Refrigerator Compressor Driver
The reference board streamlines refrigerator compressor efficiency, enabling quick market access and is optimized for full-load operation and electromagnetic interference performance.
The refrigerator compressor is...
Designing Electric Vehicle Battery Charging Solutions
The popularity of electric vehicles (EVs) is increasing rapidly in India. According to a survey, the EV market in India is estimated to increase...
Interfacing X9C10X Series Digital Potentiometer With Any Microcontroller
In this DIY article, I will be explaining how to interface X9C10X series of Digital Potentiometer with any microcontroller, for ease of explanation I...
Simple Touch-Free Automatic Handwash Dispenser
We are building a simple touch-free automatic handwash dispensing machine.
Using discarded and waste household materials such as wooden drawers from broken tables, plastic bottles,...
Humidity Sensor: Basics, Usage, Parameters, and Applications
Sometimes, after rain, the air feels moist. The water seems to have suspended in the air. However, in certain AC’s you click some buttons...
Refrigerator Compressor Reference Design
The reference design enhances refrigerator efficiency and reliability by enabling advanced compressor control for modern refrigeration systems.
Refrigerator compressors have transitioned to using brushless DC...