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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>
<A href="mailto:baldyam@sk.sympatico.ca" =
title=baldyam@sk.sympatico.ca>Roger
Jolly</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A =
href="mailto:pianotech@ptg.org"
title=pianotech@ptg.org>pianotech@ptg.org</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Thursday, December 02, =
1999 9:07
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Baldwin 6000 full =
size
upright</DIV>
<DIV><BR></DIV>
<DIV>Hi
=
Brian'<BR> &nb=
sp;
The term that Baldwin uses is a tone extender. It adds some stiffness =
to the
board at the end of the bridge, it fools the last string in to =
behaving like
there is tension off to the left. It definitely improves tuning =
stability of
the last string.<BR>Roger <BR></DIV><BR>
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<DIV><FONT size=2>Roger,</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>It doesn't add stiffness, it adds mass. =
About 97 grams
worth, if memory serves.</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>Impedance is made up of both stiffness and =
mass. This
thing affects the mass component only.</FONT></DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV><FONT size=2>Del<BR></DIV></FONT>
<DIV></DIV>
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