<!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 5.50.4134.600" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT color=#000080></FONT> </DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000080 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=Erwinspiano@AOL.COM href="mailto:Erwinspiano@AOL.COM">Erwinspiano@AOL.COM</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">pianotech@ptg.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> December 01, 2001 9:11 = PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Tighting Mason = resonator</DIV> <DIV><BR></DIV> <DIV><FONT face=arial,helvetica><FONT size=2>  List <BR><BR>      I know ,I know were not = supposed to tighten the bloomin centripital resonator device on Mason & = Hamlins but ya know this one was loose and causing a real nasty buzz. </FONT></FONT></DIV> <DIV> </DIV></BLOCKQUOTE> <DIV><FONT color=#000080>You know, I've been told this for years. = Wasn't one of the benifits of the Centripital Tension Resonator supposed to be that it = could be adjusted to 'restore' crown? Surely you'd have to tighten them to = accomplish that little trick, wouldn't you?</FONT></DIV> <DIV style="MARGIN-RIGHT: 0px"><FONT face=Arial = size=2></FONT> </DIV> <DIV style="MARGIN-RIGHT: 0px"><FONT face=Arial = size=2></FONT> </DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000080 2px solid; MARGIN-RIGHT: 0px"> <DIV><FONT face=arial,helvetica><FONT size=2>  While = tapping on the board with my fist I hit the spider and it was really loose and = vibrating.The loosest was the one going straight back to the end of the tail. I = ended up tighting three of the rearward struts till I could just hear the case = slighty creak / groan, you know = snug. <BR></FONT></FONT></DIV></BLOCKQUOTE> <DIV><FONT color=#000080>That's basically what I do, if it needs doing = at all. I always bang on them just to be sure they don't rattle or buzz. Most are. = Anyway, I just try to get them snug. I don't like hearing the case creak and = grown, though. You're brave. I've pondered what I'd do if I ever pulled one out...  </FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000080 2px solid; MARGIN-RIGHT: 0px"> <DIV><FONT face=arial,helvetica><FONT = size=2>    Maybe it was my imagination but the sustain which was already good got better = where it counts. I guess it does makes sense considering the case impedance was = no doubt  enhanced. <BR></FONT></FONT></DIV></BLOCKQUOTE> <DIV><FONT color=#000080>I sure hope it was your imagination = considering how massive those rims are and how well braced they are even without the = CTR. <BR></FONT></DIV> <DIV><FONT color=#000080>Del</FONT></DIV></BODY></HTML>