<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML xmlns="http://www.w3.org/TR/REC-html40" xmlns:o = "urn:schemas-microsoft-com:office:office" xmlns:w = "urn:schemas-microsoft-com:office:word" xmlns:st1 = "urn:schemas-microsoft-com:office:smarttags"><HEAD> <META http-equiv=Content-Type content="text/html; = charset=us-ascii"> <META content=Word.Document name=ProgId> <META content="MSHTML 6.00.2800.1106" name=GENERATOR> <META content="Microsoft Word 10" name=Originator><LINK href="cid:filelist.xml@01C4741F.EC751200" = rel=File-List><o:SmartTagType name="PersonName" namespaceuri="urn:schemas-microsoft-com:office:smarttags"></o:SmartTagT= ype><o:SmartTagType name="City" namespaceuri="urn:schemas-microsoft-com:office:smarttags"></o:SmartTagT= ype><o:SmartTagType name="place" namespaceuri="urn:schemas-microsoft-com:office:smarttags"></o:SmartTagT= ype> <STYLE>@font-face { font-family: Bradley Hand ITC; } @page Section1 {size: 8.5in 11.0in; margin: 1.0in 1.25in 1.0in 1.25in; = mso-header-margin: .5in; mso-footer-margin: .5in; mso-paper-source: 0; } P.MsoNormal { FONT-SIZE: 12pt; MARGIN: 0in 0in 0pt; FONT-FAMILY: "Times New Roman"; = mso-style-parent: ""; mso-pagination: widow-orphan; = mso-fareast-font-family: "Times New Roman" } LI.MsoNormal { FONT-SIZE: 12pt; MARGIN: 0in 0in 0pt; FONT-FAMILY: "Times New Roman"; = mso-style-parent: ""; mso-pagination: widow-orphan; = mso-fareast-font-family: "Times New Roman" } DIV.MsoNormal { FONT-SIZE: 12pt; MARGIN: 0in 0in 0pt; FONT-FAMILY: "Times New Roman"; = mso-style-parent: ""; mso-pagination: widow-orphan; = mso-fareast-font-family: "Times New Roman" } A:link { COLOR: blue; TEXT-DECORATION: underline; text-underline: single } SPAN.MsoHyperlink { COLOR: blue; TEXT-DECORATION: underline; text-underline: single } A:visited { COLOR: purple; TEXT-DECORATION: underline; text-underline: single } SPAN.MsoHyperlinkFollowed { COLOR: purple; TEXT-DECORATION: underline; text-underline: single } P.MsoAutoSig { FONT-SIZE: 12pt; MARGIN: 0in 0in 0pt; FONT-FAMILY: "Times New Roman"; = mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman" } LI.MsoAutoSig { FONT-SIZE: 12pt; MARGIN: 0in 0in 0pt; FONT-FAMILY: "Times New Roman"; = mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman" } DIV.MsoAutoSig { FONT-SIZE: 12pt; MARGIN: 0in 0in 0pt; FONT-FAMILY: "Times New Roman"; = mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman" } SPAN.EmailStyle17 { COLOR: windowtext; FONT-FAMILY: Arial; mso-style-type: = personal-compose; mso-style-noshow: yes; mso-ansi-font-size: 10.0pt; = mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Arial; = mso-hansi-font-family: Arial; mso-bidi-font-family: Arial } SPAN.SpellE { mso-style-name: ""; mso-spl-e: yes } DIV.Section1 { page: Section1 } </STYLE> </HEAD> <BODY lang=EN-US style="tab-interval: .5in" vLink=purple = link=blue> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>Hi Lance, </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>I had a similar experience with a 9 yr old Yamaha GH1. </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>I remember thinking that it felt as if the front rail felt punchings were compacted, which made this unusually hard</FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>landing.  Haven't seen that piano for several months, = forgot about it until yr post.  </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>I am sure this will generate much discussion of the effects of let-off / drop = timing, etc. </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>Jack position in relation to knuckle core, and rep lever height, would be a = starting point.  It's easy to fake yourself out</FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>by viewing the jack from the wrong angle.  </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>At Yamaha performance piano training they mentioned setting your eyes "on = plane" with the back surface of the jack, </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>then using that vantage point, observe it's relationship to back of knuckle core.  </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>Also, try setting drop by feel in addition to sight.  = </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>Too much aftertouch can also create a 'cliff' which makes the bump seem more = abrupt. </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>Definite wall ??   Could you have some backchecks = angled in to close, catching hammers on the way up?  </FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2>Brad Smith</FONT></SPAN></DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=640492902-28072004><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px"> <DIV class=OutlookMessageHeader dir=ltr align=left><FONT = face=Tahoma size=2>-----Original Message-----<BR><B>From:</B> = caut-bounces@ptg.org [mailto:caut-bounces@ptg.org]<B>On Behalf Of = </B>llafargue<BR><B>Sent:</B> Tuesday, July 27, 2004 10:23 PM<BR><B>To:</B> = caut@ptg.org<BR><B>Subject:</B> Yamaha C3 regulation<BR><BR></FONT></DIV> <DIV class=Section1> <P class=MsoNormal><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: = Arial">List,<o:p></o:p></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>I have a customer with a = Yamaha C3 that’s 4 years old.<SPAN style="mso-spacerun: yes">  = </SPAN><U>It is like new</U>, very slight knuckle/hammer wear, but really good shape.<SPAN style="mso-spacerun: yes">  </SPAN>I have regulated it and = everything seems great except that the let-off bump feel seems excessive and I = can’t figure out why, on this C3.<SPAN style="mso-spacerun: yes">  = </SPAN>I have lubed everything, knuckles with Teflon, McLube to all key pins, whippen/jack tops, etc, but <I style="mso-bidi-font-style: = normal"><SPAN style="FONT-STYLE: italic; mso-bidi-font-style: normal">when the = jack lets off, you really feel it</SPAN></I>. <SPAN style="mso-spacerun: yes"> </SPAN>Also, when playing = pianissimo, at the point of let-off, there is a definite wall that you hit and it = actually prevents some notes from releasing. <SPAN style="mso-spacerun: yes"> </SPAN><U>I am wondering what = aspects of regulation affect this.</U> <SPAN style="mso-spacerun: = yes"> </SPAN>Or is there something else I am missing? <SPAN style="mso-spacerun: yes"> </SPAN>Let-off is about 1/8” = to 1/16” graduated, drop a little more than that, checking is close; rep = springs are not too strong.<SPAN style="mso-spacerun: yes">  </SPAN>Knuckle = and jack top shape seem normal.<SPAN style="mso-spacerun: yes">  </SPAN>Thanks.<SPAN style="mso-spacerun: yes">  </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: = Arial"><o:p> </o:p></SPAN></FONT></P> <P class=MsoAutoSig><st1:PersonName><FONT face="Times New Roman" = size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">Lance Lafargue</SPAN></FONT></st1:PersonName><SPAN style="mso-no-proof: = yes">, RPT<o:p></o:p></SPAN></P> <P class=MsoAutoSig><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">LAFARGUE = PIANOS</SPAN></FONT><FONT face="Bradley Hand ITC"><SPAN style="FONT-FAMILY: 'Bradley Hand ITC'; mso-no-proof: = yes"><o:p></o:p></SPAN></FONT></P> <P class=MsoAutoSig><st1:City><st1:place><FONT face="Times New = Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">New Orleans</SPAN></FONT></st1:place></st1:City><SPAN = style="mso-no-proof: yes"> Chapter, PTG<o:p></o:p></SPAN></P> <P class=MsoAutoSig><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: = yes">985.72P.IANO<o:p></o:p></SPAN></FONT></P> <P class=MsoAutoSig><st1:PersonName><FONT face=Arial = size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-no-proof: = yes">llafargue@charter.net</SPAN></FONT></st1:PersonName><SPAN style="mso-no-proof: yes"><o:p></o:p></SPAN></P> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: = 12pt"><o:p> </o:p></SPAN></FONT></P></DIV></BLOCKQUOTE></BODY></HTML= >