Has anyone seen one of these? Tried one of these? It is pricey, but very slick! I was going to build something similar, but a lot cruder with digital panel meters, etc.
http://www.hydroxycorp.com/shop/item.asp?itemid=33
(https://overunityarchives.com/proxy.php?request=http%3A%2F%2Fwww.hydroxycorp.com%2Fimages%2Fcomp1.jpg&hash=07754a05d5ccfb28816248c29e0786ecd1ea922b)
(https://overunityarchives.com/proxy.php?request=http%3A%2F%2Fwww.hydroxycorp.com%2Fimages%2Fcomp2.jpg&hash=18ff2738d518e4ebff3316d84cfa904c03335d63)