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Editor's Choice

Collection of best articles on this website selected by the editors at EFY.

Author Prototype of Smart Attendance System

RFID And Face Recognition-Based Smart Attendance System

Every organisation needs an attendance system to obtain data about its working hours and also keep track of its employee’s punch in and out times. With state-of-the-art technology, this is becoming...

Remote Wireless Display Of Sensor Data

Remote wireless display of sensor data is required in many industrial and consumer applications. Sensor data like light, temperature, accelerometer and strain gauge data, etc can be communicated through Wi-Fi and...

Radar and ROS Powered Indoor Home Mapping and Positioning Robot

The indoor mapping and positioning feature of a Robot Operating System (ROS) controlled robot is essential in navigating through a hall, warehouse, room or in any other environment. https://www.youtube.com/embed/svl5OGi24LM Since many find it...

Importance of Sensors In the Internet of Things

Different types of applications require different types of sensors to collect data from the environment. This article takes a look at some common IoT sensors In an Internet of Things (IoT) ecosystem,...

Crowd Detection Camera To Prevent COVID-19

In this time when COVID-19 is spreading rapidly, it is essential to maintain social distance and avoid large public gatherings at one place to break the chain of corona infection.But maintaining...

Smart 230V AC Bulb Holder

The smart 230V AC bulb holder introduced here is an ultra-simple device with an automatic electric bulb controller switch and a standard electric bulb holder realised with the help of a...
Turn Raspberry Pi Into Low Cost NAS Server / Wi-Fi Wireless Pen Drive

Turn Raspberry Pi Into Low Cost NAS Server / Wi-Fi Wireless Pen Drive

Storage systems play an important role for office as well as personal use. Due to the increasing file sizes, external drives are often needed to store data. But repeatedly plugging in...

Mini Fridge With Peltier Modules

It was in the middle of 1821 when J.T. Seebeck discovered that if two dissimilar metals connected at two different points are held at different temperatures, a microvoltage develops. This phenomenon...

Control Four Appliances with a Touch Switch Panel

This project is based on a capacitive touch sensor for controlling four electrical appliances. Toggle switches have been used for operating lights or fans, and momentary press switches for operating electric...

Make Your Own ESP8266-12E/F Module Programmer

This article describes a method for making an ESP8266-12E/F module programmer and also discusses the support circuitry required for real-time applications. NodeMCU board is a development kit that consists of ESP8266 Wi-Fi-enabled...
 
 
 

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