Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

The Arduino GPS tracker circuit connects three main components: Arduino UNO R3, NEO-6M GPS module, and SIM800L GSM module. This design uses both hardware and software serial communication since ...

A simple circuit modification can effectively reduce temperature-induced noise for a JFET-based amplifier at a reasonable ...

An obstacle-avoiding robot using an ultrasonic sensor and motor control, programmed with Arduino to autonomously navigate and avoid obstacles by stopping, reversing, and turning.

This project aims to use the Arduino Nano 33 BLE Sense board to measure and print out the humidity and temperature values of your surroundings in real time. This is made possible by the embedded ...