And, of course, with an Arduino and some know-how it’s possible ... and it can detect large metal objects at distances of more than 50 cm. There are improvements to come as well, since [mircemk ...

To start, you'll need to buy an Arduino UNO board ... The lid will pop open when you come within 30 cm of it, so it can really become a big quality-of-life upgrade. Of course, you'll just want ...

[Mirko] solved this by encasing the Arduino inside a closed ... the current setup with a 7 cm x 3 cm piece of aluminium sheet seemed to work well. While this is not a calibrated professional ...

The Arduino platform offers a variety of affordable toys used by DIY enthusiasts for simple electronics projects. It is known for being easy to learn and is built on a variant of the C++ ...