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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!
How To Make A Gas Detector?
Gas sensors are important to monitor and warn of a dangerous gas level which can be harmful to organic life. Sophisticated gas sensor systems...
How To Make A Wearable Fitness Tracker?
A personal fitness tracking device is a perfect way to help you understand your exercise and health habits so that so that you can stick...
How To Make A Low-cost DVD Supply?
Different blocks in the DVD player system require different DC supply voltages to power them. For example, logic circuitry may require 5V, DSP, MCU...
GPS Distance Meter
Presented here is a project based on Global Positioning System (GPS) and ATmega328P-PU microcontroller to measure the distance between two points using Haversine formula....
Designing Ultrasonic Parking Assistance Systems
To meet modern safety expectations and driver’s convenience, parking-assistance systems have become quite popular. To ensure safety, they generally use ultrasonic transducers to measure...
Raspberry Pi As World Webcam Server
While it is not possible to always keep an eye on your home or business while you are away we can make a world...
How To Design Accurate ‘Temperature Monitoring Systems’?
Modern electronic systems often use sensors for temperature monitoring and to provide protection from excessive temperature excursions. This can encompass varied applications and environments ranging...
Arduino Based Programmable Digital Data Display
LCDs are widely used in applications like token-display machines in smalls and supermarkets, order number displays in restaurants and café, and so on. The...
SL100 Transistor Pinout | SL100 Transistor Datasheet
Transistors are the basic building blocks of integrated circuits (IC). Every electronic gadget you can possibly imagine today uses transistors. The development started off...
7×5 LED Matrix Using Arduino
Presented here is a simple 7x5 LED matrix circuit vriven by Arduino Uno (Arduino LED). It can be used to display your name or...
Four Steps To Protecting Wearables With Electrostatic Discharge (ESD) Diodes
How best practices in circuit protection and board layout ensure long-term safety and reliability
From smart glasses to fitness-monitoring wristbands, wearable technology has become one...
Simplify Solid-State Lighting Dimmer Design
Solid-state lighting is rapidly becoming the most popular lighting option for a broad range of applications. With the U.S. government's mandate to save energy,...
Make Your Own Air Quality Monitoring Device
Air pollution and concern about air quality is not something new. Complaints were recorded even in the 13th century when coal was first used...
Developing Manufacturing Test for Electronic Products
Building a Manufacturing Test for the system which ensures quality and performance of the system is very critical and the pivotal task for every...
High Speed PCB Design For Electromagnetic Compatibility (Part 1 of 5)
In the world of electronics goods, where margins are razor thin, manufacturers try to keep product cost low to maintain a competitive edge. In...
Speed Checker for Highways
While driving on highways, motorists should not exceed the maximum speed limit permitted for their vehicle. However, accidents keep occurring due to speed violations...
Long-range Burglar Alarm Using Laser Torch
Burglar alarm using laser torches, normally work in darkness only. But this long-range photoelectric alarm can work reliably in daytime also to warn you...
Application Of Ultra-Low-Power Converters In The IoT
It is predicted that there will soon be 25 billion permanently-connected sensors to implement the Internet of Things (IoT) in real time. But the...