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.
Project tutorial by Mirko Pavleski
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.
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
+ 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 zakrzu
This tutorial will show you how to use DHT11 with Arduino.
In this tutorial, we will learn how to detect Smoke and inflammable gases using an MQ-2 sensor.
by Aritro Mukherjee
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.
This device measures fine dust and NO2 concentration in the air while on the move and adds GPS coordinates to each measurement location.
Project showcase by Telina
A basic introduction to the low cost and accurate HC-SR04!
Outside precision thermometer, based on B+B Thermo Technik Precision temperature sensor TS-NTC-103, 10 kΩ.
Project tutorial by Peter Groeneveld
Simple project to measure temperature (with two sensors) and humidity, and send them to the terminal (monitor) and also to a LCD display.
Project in progress by
This smart stick can help blind people walk on the street safely without any help.
Project tutorial by
The sunflower follows the light using a servo motor and two photoresistors.
Project tutorial by Rick_Findus
Experimental system for Structural Health Monitoring (SHM), based on the Arduino.
Project showcase by lamaripalma and e-structure_UNO
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