<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; = charset=us-ascii"> <meta name=Generator content="Microsoft Word 10 (filtered)"> <style>  </style> </head> <body bgcolor=white lang=EN-US link=blue vlink=purple> <div class=Section1> Not sure I understand how a = thermostat would give you a sense of RH.  You can have 80 degrees with 90% = humidity or 80 degrees with 15% humidity.  If you are talking about using a thermostat combined with a hygrometer and checking a chart with the = equivalent EMC, you are still dependent on the accuracy of your hygrometer which are = only accurate to +/- 5% anyway, no?   <div> David Love davidlovepianos@comcast.net </div> -----Original = Message----- From: = pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On Behalf Of Farrell Sent: Monday, January 23, = 2006 2:44 PM To: Pianotech = List Subject: Re: Humidistat = for Wood conditioning box   <div> I find a thermostat to work = just as well and easy as a fancy humidistat. I use a thermostat designed = for a reptile terrarium. Just use a temp/RH chart along with it and it's a = cinch. Cost is about $30. </div> <div>   </div> <div> Terry = Farrell </div> <blockquote style='border:none;border-left:solid black = 1.5pt;padding:0in 0in 0in 4.0pt; margin-left:3.75pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'= > <div> ----- Original Message = ----- </div> <div style='font-color:black'>   </div> I found this humidistat that I would use for = a wood conditioning box that seems to be fairly good but expensive = ($290).  Anyone have any experience with it or can you suggest one that works as = well for less $$$.  It’s the RHC that I’m looking = at—scroll down to the second unit.    <a = href="http://www.greenair.com/humidistat.htm">http://www.greenair.com/h= umidistat.htm</a>     David Love <a = href="mailto:davidlovepianos@comcast.net">davidlovepianos@comcast.net</= a>   </blockquote> </div> </body> </html>