<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD><TITLE>Message</TITLE> <META http-equiv=Content-Type content="text/html; = charset=Windows-1252"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Clue 1:  It's got to be friction = Bud.... Try some CLP on the bearing points.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Clue 2:  Check string leveling. = You should also check hammer flange friction. We here in Arizona find that the = pinning is way too weak, and most of them really should be repinned, to the point = that they deviate on a hard blow to not even hit the right string of a unison... = That's my main gripe with Baldwins right now, anyway.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Kevin.</FONT></DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 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=tune4u@earthlink.net = href="mailto:tune4u@earthlink.net">Alan</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Wednesday, April 07, 2004 = 8:11 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Diagnostic Quiz</DIV> <DIV><BR></DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial>Older = Hamilton Studio. </FONT></SPAN></DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial></FONT></SPAN> </DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial>Clue 1: Some = strings tune oddly ... you turn the pin up (or down) quite a bit before you hear = any change in pitch. (Hint: Nothing to do with friction or = flex)</FONT></SPAN></DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial></FONT></SPAN> </DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial>Clue = 2: Same notes, when struck, sound more like a banjo than a piano (very short sustain) = with a hollow knocking sound superimposed. </FONT></SPAN></DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial></FONT></SPAN> </DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial>Your = diagnosis, Doctors???</FONT></SPAN></DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial></FONT></SPAN> </DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial>My findings = tomorrow ...</FONT></SPAN></DIV> <DIV><SPAN class=796440303-08042004><FONT face=Arial></FONT></SPAN> </DIV> <DIV align=left><FONT face=Arial size=2>Alan R. = Barnard</FONT></DIV> <DIV align=left><FONT face=Arial size=2>Salem, MO</FONT></DIV></BLOCKQUOTE></BODY></HTML>