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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.

Laser Security System

This project powered using a mobile charger which gives 6volts and 500mA. It can also powered using battery ranging 6volts. In this 2x5v relays are used. There is a simple password...

IoT-Enabled Air Pollution Meter With Digital Dashboard On Smartphone

Presented here is a project to monitor air quality on your smartphone using Blynk application and Arduino board. Blynk is an Internet of Things (IoT) platform to control Arduino, Raspberry Pi...

Voice-Controlled Home Automation System

This project is about controlling home appliances with your voice through an Android app. An Arduino Mega board is used for controlling the relay through which an appliance is switched on/off....

Network Analysis And Surveying For 5G Wi-Fi

The Digital India initiative centres broadly around creating a digitally super-empowered India. This is estimated to cost Rs. 1.13 trillion and would allow India to provide high-speed Internet services and offer...

Humidity And Temperature monitoring Using Arduino With The IoT

Using the Internet of Things (IoT) in homes and industries it is possible to control any electrical or electronic equipment. Moreover, you can get the information from any sensor and analyse...

Electromagnetic Compatibility: Bonding (Part 4 of 5)

To read previous part: click here In the previous parts of this article, we read about high-speed PCB design, multi-layer PCB design and grounding for electromagnetic compatibility. Let us now look at...

Face Recognition Using Raspberry Pi

To secure our assets and protect our privacy, there is a strong demand for user-friendly biometric security systems. There are various types of biometric systems that use signatures, fingerprints, voice, hand...

Dual bridge driver on expansion module with L293P for Arduino

The short article describes simple but useful four channel driver expansion module with L293P for Arduino. The board can be called power shield, motor shield or driver shield because gives the possibilities...

Controlling A Robotic Car Through MATLAB GUI

This project presents the implementation of a MATLAB based graphical user interface (GUI) to control the movement of a robotic car. The commands to move the car in forward, reverse, right...

Optoreflective Sensor

Here is a simple optoreflective sensor circuit based on TCRT5000 module. It is ideal for projects like robotics, position sensing, proximity sensing, detection of reflective materials and many more. Its range...