<!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 6.00.2900.2802" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2></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"><B>Subject:</B> Upright Hammer Shank Length</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>I'm installing a new action in an upright. I need to find the "sweet" spot up at C88 to determine how long to cut the shanks (determine strike point). Doing this on a grand piano is so easy by sliding the action in and out a bit and the hammer assembly can be glued nice and firm for good sound production. </FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Does anyone have any suggestions on how to do this on an upright? If you move the action, the regulation changes, and if you have the hammer mobile, I fear it is too loose to really get a good sound. How do you folks do make this determination?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Terry Farrell</FONT></DIV> <DIV><FONT face=Arial size=2>    </FONT></DIV> <DIV><FONT face=Arial size=2>Terry,</FONT></DIV> <DIV><FONT face=Arial size=2>    Thinking out loud here---How about a scrap butt @88 with a set screw on the side.Preglue the hammer on the shank,adjust for that "sweet spot " tighten and measure from the bottom of the hammer moulding to the top of the butt. </FONT></DIV> <DIV><FONT face=Arial size=2>    Add the depth of the hole(s) and there is your length.</DIV> <DIV><FONT face=Arial size=2>    Might work.</FONT></DIV> <DIV><FONT face=Arial size=2>    Tom Driscoll</FONT></DIV></FONT> <DIV><FONT face=Arial size=2>  </FONT></DIV></BLOCKQUOTE></BODY></HTML>