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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!

Smart Water Meter To Help Control Water Wastage Prototype

Smart Water Meter To Help Control Water Wastage

Increasing water consumption and wastage is leading to water scarcity. While a large population has no safe drinking water, some people use a lot of water on daily basis and waste...

LM386 Audio Amplifier

Here is a simple LM386 based audio amplifier circuit with the author’s prototype shown below. LM386 based audio amplifier: circuit and working Circuit diagram of the LM386 based audio amplifier is shown in...
all about 7805 IC

All About IC 7805 | Voltage Regulator

Voltage sources in a circuit may have fluctuations resulting in not providing fixed voltage outputs. A voltage regulator IC maintains the output voltage at a constant value. 7805 IC, a member of 78xx...
Computer Engineering Projects

Top 19 Computer Engineering Projects

Computer engineering is a discipline that integrates several fields of electrical engineering and computer science required to develop computer hardware and software. It’s all the rage with the industry today. For...
Cell Phone Jammer

How to Build: Cell Phone Jammer

Cell phone jammer is an electronic device that blocks transmission of signals between a cell phone and a base station. By using the same frequency as a mobile handset, the cell phone...
humidity sensor

Humidity Sensor: Basics, Usage, Parameters and Applications

Sometimes, after rains, the air feels moist. The water seems to have suspended in the air. However, in certain AC’s you click some buttons and the atmosphere brightens up. How and...
Fig. 1 Author’s prototype of the esp8266 based wireless web server

ESP8266 Based Wireless Web Server

This ESP8266 based wireless web server project is built around an arduino. Currently, ESP8266 is gaining popularity in the field of electronics because it is low-cost, reliable and easily available in...
computer programming basics

Basics of Computer Programming

Digital computers have enhanced human capability in major walks of life and are still penetrating to diverse areas of human endeavor. Their pervasiveness is due to their ability to solve problems...

IC 555 Timer Working: Pin Diagram & Specifications

The 555 timer IC is an integral part of electronics projects. Be it a simple project involving a single 8-bit micro-controller and some peripherals or a complex one involving system on...
Game using Python

Creating Game Using Python Within Ten Minutes

Have you ever wondered how video games are created? It is not as complicated as you might think. Presented here is a simple game called Bunnies and Moles, where the hero,...

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Gain and Noise Calculations of Cascaded Systems Using MATLAB

Block diagram of cascaded system for Noise Calculation caluclator
Parameters like noise, signal-to-noise ratio and gain play an important role in the performance of communication systems....

Detecting Multiple Logins In Learning Management System for Online Exams: Moodle

Introduction: The Need or Necessity Amidst Covid-19 and lock down we were conducting online exams for students through...

Demo of 555 timer-based astable multivibrator using MATLAB

The GUI for the 555 timer astable mode simulator
In analogue electronics, oscillators and their implementation using integrated circuits (ICs) is an important subject. As 555...

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