This isn’t about connecting a temperature sensor in your Arduino. This build is about ... which was done with a homemade ‘calibration box’ in a freezer consisting of two very heavy ceramic ...

The reason for this is the need to calibrate this sensor after replacement, using a tool that Apple decided to keep for itself. That is, until recently [Stephan Steins] created a tool which he ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...