<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=us-ascii"> <META content="MSHTML 6.00.2900.2722" name=GENERATOR></HEAD> <BODY> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080>How high do the strings ride on = the hitches? </FONT></SPAN></DIV> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080></FONT></SPAN> </DIV> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080>One problem with this system is = ease with which downbearing can be set following plate setting. Workers tend to = get careless knowing downbearing can all be taken care of later on after = stringing. If this -- the plate setting -- is not done properly, and the strings = ride much more than 5 or 6 mm above the plate surface, there can be quite a lot of = torsional stress on the plate. Hence, more plate flexing during a pitch raise.</FONT></SPAN></DIV> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080></FONT></SPAN> </DIV> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080>Ultimately, the system will = stabilize but it might take an extra tuning to get there.</FONT></SPAN></DIV> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080></FONT></SPAN> </DIV> <DIV dir=ltr align=left><SPAN class=078504415-22082005><FONT face="Comic Sans MS" color=#000080>Del</FONT></SPAN></DIV><BR> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000080 2px = solid; MARGIN-RIGHT: 0px"> <DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left> <HR tabIndex=-1> <FONT face=Tahoma size=2><B>From:</B> pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] <B>On Behalf Of </B>Andrew and = Rebeca Anderson<BR><B>Sent:</B> August 19, 2005 2:31 PM<BR><B>To:</B> Pianotech<BR><B>Subject:</B> Re: Accu-just hitch pins and tuning stability<BR></FONT><BR></DIV> <DIV></DIV>Ron,<BR>How long since the last tuning that it was 60 cents = flat? <TT>The owner didn't know.<BR><BR></TT>More likely, it was strings = rendering through the bridge over time after you had done the pitch raise and = left the building.<BR><TT>Yeah, but I work on other pianos that don't behave = the same way.  Vladan may have something on the pin-block fitting = issue.  <BR>It did tune up solid while I was there and going over a second = time everything was still within 1/2 cent with a 5cent correction in one pass.  I'll look closely.  I've just noticed the same thing = on a number of Baldwin grands and am looking for common = denominators.<BR><BR>Andrew<BR><BR><BR><BR></BLOCKQUOTE></TT></BODY></HTM= L>