<HTML><HEAD> <META charset=US-ASCII http-equiv=Content-Type content="text/html; cha= rset=US-ASCII"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #fffff= f"> <DIV> <DIV>In a message dated 4/11/2004 9:13:11 AM Central Standard Time, claviers= @nxs.net writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"><FONT face=Arial>For what it's worth:  Friction is very hi= gh between strings and bridge<BR>pins.  I have made measurements that i= ndicate that it is necessary to<BR>change the pitch of the speaking length o= f a string by 50 to 100 cents<BR>before it will move at the bridge.  Th= is means that no matter how hard you<BR>pound, you will NOT equalize the ten= sion between speaking lengths and<BR>string tails.  You will break some= thing before you can pound hard enough to<BR>do that.  What you WILL do= is cause it to move if it is about ready to move<BR>anyway. </FONT></B= LOCKQUOTE></DIV> <DIV>Jim</DIV> <DIV> </DIV> <DIV>You're very knowledgeable about this, but something doesn't quite make = sense. First, I want to know how the speaking length of a string c= an be changed 100 cents before the string moves on the bridge? At A4, that i= s a half step. I find it hard to believe a string can be raised, or lowered,= a half a step without it moving over the bridge. </DIV> <DIV> </DIV> <DIV>Second, you say that with pounding, the string tension w= ill not equalize between the speaking length and the tail section,&nbsp= ;unless it is about ready to move anyway. Are you saying the tension be= tween those two sections will equalize if I just played the note softly? The= n how come the pitch does change when I pound, or worse, it changes when the= artist is playing the piano loud?</DIV> <DIV> </DIV> <DIV>Wim </DIV></BODY></HTML>