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 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 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...
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 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...
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...
