Pulse induction metal detector, built on the Arduino Nano.
Project showcase by FoxyLab
Easy to build, but comparable with professional seismometers, homemade Arduino seismometer.
Project tutorial by Mirko Pavleski
Speedometer that uses a GPS for speed sensing and an RGB LED to indicate speed to the user. Also features a blinking white light.
Project tutorial by Jeremy S. Cook
In this tutorial, you will learn how to use a soil moisture sensor. Practical examples are also provided to help you master the code.
There are a lot of Arduino-based metal detectors using various technologies. This is one of them that uses direct frequency measurement.
Project tutorial by Andrius Purr
The detector can detect a small metal coin at a distance of 15 centimeters.
In this tutorial, you will learn how to calibrate and use MQ9 gas sensor with an Arduino board.
An Arduino based device to monitor the levels of combustible gases, carbon monoxide, relative humidity and temperature in the kitchen.
Project showcase by Mustafa Hesham
Learn how to use a PIR motion sensor to detect movement. You will also learn how PIR motion sensors work and how to use them.
In this project I created a pretty simple digital level using a LCD screen and a gyro sensor.
Project showcase by elegoo-arduino
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 brunogomezgil
A modular orientation and acceleration data logger using a pair of ultrasonic sensors, RF transceivers, and a 1Sheeld.
Project tutorial by HyperChiicken
This little project will show you how to use a soil moisture sensor.
It's a screen with colorful backlight that shows you some information about printing progress.
Project tutorial by ralex2304
Experimental system for Structural Health Monitoring (SHM), based on the Arduino.
Project showcase by lamaripalma and e-structure_UNO
It is a standard INA219 module but this has an isolated measured voltage from the MCU.
Project tutorial by Tadeas Dvoracek
How to use the small module to measure distance for high frequency applications... or low.
Project tutorial by SurtrTech
A digital stadiometer for human height measurement.
Project tutorial by fmarzocca
This is an Arduino Uno with a DHT11 temp/humidity sensor with and LCD screen powered by a power bank.
Project tutorial by ThothLoki
Use the DHT Temperature Sensors in C# code via a C++ Windows Runtime Component to implement a one-wire protocol on Windows 10 and the RPI2.
Project tutorial by Daniel Porrey
In this protip, I will show you how to build DS18B20 Digital Thermometer with Arduino.
by Konstantin Dimitrov
Water quality, anywhere, anytime!
Project tutorial by Hao Jie Chan
In this tutorial, we will learn how to detect Smoke and inflammable gases using an MQ-2 sensor.
by Aritro Mukherjee
Simple Temperature Monitoring with DHT22 & Arduino.
by Muhammad Afzal
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