The detector can detect a small metal coin at a distance of 15 centimeters.
Project tutorial by Mirko Pavleski
Easy to build, but comparable with professional seismometers, homemade Arduino seismometer.
A blind assist tool that provide obstacles notification and GPS location to the guardian / authority via SMS.
Project tutorial by MeRo
Detect the presence of alcohol with Arduino.
by Yashik Ibrahim
My project helps visually challenged people to walk without crashing into walls and obstacles. This help them to live freely without taking
In this article, you'll learn how to develop a simple thermometer using digital temperature sensor with Arduino.
Project tutorial by PCBWay and Silícios Lab
In this tutorial, we will learn how to detect Smoke and inflammable gases using an MQ-2 sensor.
by Aritro Mukherjee
Arduino Uno-based electronic weighing machine by 5-wire 3 kg load cell.
Project tutorial by Boaz Lawnce
This is an image processing based fire detection and extinguisher system using Arduino and OpenCV.
by Shubham Shinganapure
The Grove Gas Sensor (MQ2) module is useful for gas leakage detection (home and industry). It is suitable for detecting H2, LPG, CH4 and CO.
Project showcase by Mahamudul Karim Khondaker
An Arduino electromechanical barometer.
When paper shredder is filled by paper trash, Arduino notifies someone via Gmail that the trash bin is full and it should be taken out.
Project showcase by phpoc_man
Use three HC-SR04 ultrasound sensors and two battery displays to show you how close the obstacles are and from which side.
Project tutorial by SurtrTech
Make a Ultrasonic Range Detector Using Arduino and SR-04F to measure any distance without using rulers with this simple tutorial.
by Team RZtronics
Learn how to build a digital weight scale and force gauge with HX711 load cell module and Arduino.
Project tutorial by ElectroPeak
This project detects the various obstacles and plots them on a graph.
Project showcase by Bharath Rao M
In this tutorial, you will learn how to calibrate and use MQ9 gas sensor with an Arduino board.
Just before creating my next tutorial, which will be using a PIR sensor, I thought I might create a separate tutorial for PIR Sensor.
+ LCD/OLED can be used to measure body temperature or to detect movement... in Celsius and Fahrenheit!
I'll show you, how to monitor some hardware variables.
Project tutorial by
This tutorial will show you how to use DHT11 with Arduino.
Easy to build temperature and humidity sensor with a cheap 2x16 LCD.
This is tutorial to help you understand ultrasonic and buzzer and go deeper into learning Arduino, follow these steps and give me feedback.
Project tutorial by Ammar Atef Ali
In this tutorial, you will learn how to use a soil moisture sensor. Practical examples are also provided to help you master the code.
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