Parts List

The Arduino, case and display:

The analog electronics!

Then of course, the stuff to log. You can substitute other types of batteries & chargers.

If you want to take it outside you'll need a portable power source, we like AA's but you can also use a 9V if you're not going to be out long.

This guide was first published on Apr 21, 2013. It was last updated on Apr 21, 2013. This page (Parts List) was last updated on Feb 25, 2020.