millivolt meter

Simple Millivolt Meter Using Arduino

Most multimeters make voltage measurements starting from one volt and some start from 200 millivolts. With such devices lower-value measurement becomes difficult, especially for DIY projects. Here is a circuit that...

AC Current Monitor Using Arduino

Obtaining AC current readings from an AC wire helps us to know the amount of power that electrical appliances consume, promoting effective maintenance of the required load and supply. So today you...
Authors’ prototype of the speed monitoring system

DC Motor RPM Display On Smartphone Using Arduino

This project presents an Arduino based speed monitoring system where the RPM (revolutions per minute) of a DC motor is continuously displayed on a smartphone using Bluetooth communication. The Arduino programming employs...

Position Controlled Linear Actuator with mm Level of Accuracy

Linear actuators are widely used in robotics and mechatronics. But getting their accurate position is complicated. Linear Actuators are very costly (prices start from 10K) and can go up to several...

RFID-Based Automatic Management System

Managing the number of books present in a library or warehouse maintenance of several items is quite laborious and time-consuming. So for today’s project, we will be making a device that can...
Transmitter circuit for Appliances Control With Yoda Module And Arduino

Appliances Control With Yoda Module And Arduino

This project is meant to control electrical appliances like fans and lights. You can configure two Yoda modules, one as receiver and the other as transmitter, to control relays that switch...

Android Application For Multi-Sensor Data Monitoring

This Android-based project can monitor on-site (field) process data sensed by two temperature sensors and display the temperature (in degree centigrade) on a smartphone. The authors’ prototype of the project is...
Author’s prototype for Rail Track Temperature Monitoring System

Rail Track Temperature Monitoring System

All Indian Railway Permanent Way offices monitor rail tracks to record their maximum and minimum temperature of the day at hourly intervals. It is done to check the metal shrinkage during...

COVID-19 Ventilator and Health Monitoring Device

At this time of COVID-19 outbreak, the demand for ventilator and health monitoring devices has increased with each passing day. To overcome the shortage of these devices, we don’t have any...

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. Since many find it...
 
 
 

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