Arduino DIYs

Helpful projects related to the open-source platform called Arduino for electronics enthusiasts.

RTL-Software Defined Radio and Android setup

Software-Defined Radio with Android Smartphones

Software-defined radio (SDR) is one of the most important wireless communication technologies. It is a unique type of radio system that can tune to any frequency band. The SDR platform is...
Arduino based digital IC tester

Arduino Projects: Digital IC Tester With Embedded Truth Table

Different ICs come with different specifications. Thus, it becomes imperative to apply different hardware configurations and feed all possible inputs for checking different ICs. We need some easy and useful techniques...
voice controlled home automation

Voice-Controlled Home Automation System

This is a project for a voice controlled home automation system to control appliances with your voice through an Android app. An Arduino Mega board is used for controlling the relay...

Touchless Doorbell That Rings Only When Hand Is Sanitised

Touching of a doorbell switch by different people can spread coronavirus and many other communicable diseases from one person to the others. So, protection from such diseases at the entrance doorbell...

Earthquake Indicator Using Arduino

An earthquake is an unavoidable and unpredictable natural phenomenon that often causes damage to lives and property. We cannot fight it but we can stay alert and aware using technology that...
Circuit of the soccer robot

Soccer Robot

This soccer robot can move forward, reverse, forward-left, forward-right, reverse-left and reverse-right with the help of an Android phone.

Android Smartphone-Based Function Generator

Android smartphones are rapidly becoming popular in the education industry. Some can even be used as signal or function generators. Bulky signal generators available in the market are costly and complex...
LED Dot-Matrix ScroLLing DiSpLay

LED Dot-Matrix Scrolling Display Using STM32 Controller

This project aims to display the information entered in a mobile phone on an LED dot-matrix type scrolling display. It is done by interfacing a Bluetooth HC-05 module to an LED...

Arduino-Controlled 12V Battery Charger

The Automatic Battery Charger circuit presented here can automatically charge a 12V, 7Ah battery, or above. Special features of the charger are as follows. It automatically controls the charging current as...
Fig.-1-Authors-prototype-Smart Electric Iron

Smart Switch Box For Electric Iron

As smart devices are increasing day by day, there is need to add smartness to the old, rugged iron box. An iron box contains a simple resistive heater and thermostat to...

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