Especially see the .doc he links to at the end of his post. <a href="http://dl.dropbox.com/u/491815/tDCS%20Session%20Setup%20with%20tDCS%20Research%20Device%20OR%20ActivaDose%20II.doc" rel="nofollow">http://dl.dropbox.com/u/491815/tDCS%20Session%20Setup%20with...</a>