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Engineering Projects For You

Free engineering project ideas, circuit diagrams and software codes for students and hobbyists. Complete instructions on DIY electronic devices. EFY tested circuits with source codes.

Get started with NOT Gate IC | 7400 Series Tutorials

Logic gates are the basic building blocks of digital electronics. More common ones being the OR, AND, NOR, NAND, EX-OR and NOT gates. Typically, a gate takes input from two input...

Temperature Control & Indicator System

Here is an easy-to-construct temperature indicator-cum-controller that can be interfaced with a heater’s coil to maintain the ambient room temperature. The temperature control system is based on Atmega8535 microcontroller, which makes it...

How Startups Can Hasten Design Without Burning Through Funds

Developing a project from scratch is every designer’s dream. Unfortunately, most ideas are not designed for manufacturing from the beginning. Often, the changes required are significant enough to prevent a product...

Mobile Sniffer

This mobile sniffer circuit can detect the use of a GSM mobile in mobile-phone-restricted areas such as examination halls and other ‘do not disturb’ areas. It can detect the activity of...

555 Timer Working: Specifications And Working Basics

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...

USB Interface Using Python Software

This is a simple transistor’s output characteristic curve-tracer program through the interfacing of USB and PIC microcontroller using Python programming language. Output characteristic curve of a transistor is automated using Python...

TINY DEW SENSOR

Dew (condensed moisture) adversely affects the normal performance of sensitive electronic devices. A low-cost circuit for a dew sensor described here can be used to switch off any gadget automatically in...

Contactless Battery Charger

These days mobile phones with contactless charging are readily available. The circuit shown here explains how contactless charging of a battery can be done. Circuit and working Circuit diagram of the contactless battery...

Vibration Sensor

Presented here is a sensitive vibration alarm for use as a simple surveillance system for protecting doors and windows. It can also be used as a luggage or locker protector. It...

Video Analytics Technology: Turning CCTV Cameras Into Proactive Tools

With technology advancing at a rapid space, it is inevitable that there will be a continual stream of new products and solutions in the evolving security industry. Video analytics is the...

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USB Interface Using Python Software

This is a simple transistor’s output characteristic curve-tracer program through the interfacing of USB and PIC microcontroller...

Top 20 Computer Engineering Projects

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Computer engineering is a discipline that integrates several fields of electrical engineering and computer science required to...

Ultrasonic Distance Meter Using Raspberry Pi 2

Ultrasonic ranging module HC-SR04 provides 2cm to 400cm non-contact distance measurement range. Its accuracy can reach ±3mm...

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