<!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 6.00.2900.2769" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Ron,</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>You recent post describes re-crowning = the soundboard in a relatively new instrument.</FONT></DIV> <DIV><FONT face=Arial size=2>Would this technique be worth = considering for older instruments?</FONT></DIV> <DIV><FONT face=Arial size=2>For example: an 80-year-old compression = crowned instrument whose soundboard is visually </FONT></DIV> <DIV><FONT face=Arial size=2>in good condition but flat in the = mid-treble, resulting in short sustain in that range.</FONT></DIV> <DIV><FONT face=Arial size=2>On the one hand, the SB might already = be crushed and "dead."</FONT></DIV> <DIV><FONT face=Arial size=2>On the other hand, if new built-up ribs = could provide sufficient springiness by themselves,</FONT></DIV> <DIV><FONT face=Arial size=2>the soundboard would only have to = serve as a diaphragm, so perhaps even a dead SB would do.</FONT></DIV> <DIV><FONT face=Arial size=2>Your thoughts?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>JCA</FONT></DIV></BODY></HTML>