<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 6.00.2900.2668" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2><FONT face="Verdana Ref">January to = June, you're crossing the climate boundary from flat to sharp.  Two points for = pitch stability: (a) what has the environment been like (temp & humidity) = since January, and since you tuned them, and (b) how far off pitch were they = when you tuned 'em?  Don Rose has a formula for how soon a tuning will decay = after a pitch raise, depending on how far you had to move = it.</FONT></FONT></DIV> <DIV><FONT face=Arial size=2><FONT face="Verdana = Ref"></FONT></FONT> </DIV> <DIV><FONT face=Arial size=2><FONT face="Verdana = Ref">--Cy--</FONT></FONT></DIV> <DIV><FONT face=Arial size=2> </DIV></FONT></BODY></HTML>