IoT MQTT Panel User Guide

The purpose of this article is to provide detailed user guide of IoT MQTT Panel or IoT Controller application. MQTT is very lightweight protocol primarily designed for communication with constrained devices with low-bandwidth using publish subscribe pattern. This application provides better visualization and control of IoT application based on MQTT […]

Ultra-Portable Fridge

Today I am going to show how we can make and ultra-portable Fridge. This is ultra-chip  too. The basic concept behind this is Thermoelectric Effect.  A thermoelectric device creates voltage when there is a different temperature on each side. Conversely, when a voltage is applied to it, it creates a […]

Ultrasonic Radar

In this tutorial I am going to demonstrate how to make Radar using ultrasonic sound. This project is purely for fun but it can be as a handy tutorial for learning the basics of the following topics. Distance measuring using Arduino and Ultrasonic Sound (HC-SR04) Wireless transmission using 433MHz RF and Arduino […]

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