<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD><TITLE></TITLE> <META http-equiv=Content-Type content=text/html;charset=windows-1252> <META content="MSHTML 6.00.2900.2963" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY text=#000000 bgColor=#ffffff> <DIV><FONT face=Arial size=2>Some would say 0.025" is a nice aftertouch. One-eight-inch aftertouch would be on the order of  0.125" - that's huge!</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>TF</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>When you say spongy, I'm led to think that the front rail punchings are what you're talking about. Try a set of Wurzen felt punchings (<A class=moz-txt-link-freetext href="http://www.pianofortesupply.com/">http://www.pianofortesupply.com/</A>) and see if that helps.<BR><BR>Key dip is typically 10 mm, a bit more than 3/8". Aftertouch might be a little less than 1/8" (of key dip); check for the jacks clearing the knuckles by a 1/32". <BR><BR>Tom Cole<BR><BR>J W Stein wrote:<BR> <BLOCKQUOTE cite=mid001001c70051$a322b420$6401a8c0@john12 type="cite"> <META http-equiv=Context-Type content="text/html; charset=Windows-1252"> <DIV>Hi Folks, </DIV> <DIV> </DIV> <DIV> </DIV> <DIV>Here is a question regarding regulation of aftertouch when depressing keys.  When regulation actions, I like to break key movement into eighths.  I figure that most normal key depths are 3/8 inches.  Thus, the first 2/8 of movement is smooth..then there is that last 1/8 if aftertouch.  I like to feel the slight hesistion (clicking feel).  However, there are times when that aftertouch feels too spongy regardless of what I do....jack regulations, drop, let off, etc....   About the only thing that seems to help is a slight increase of depth....but why would most keys have the "normal" feel of aftertouch, while a few are unresponsive...????? </DIV> <DIV> </DIV> <DIV> </DIV> <DIV>Any ideas? </DIV> <DIV> </DIV> <DIV>Jon </DIV> <DIV> </DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>