<!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 6.00.6000.16441" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT size=2>Then you'd have a centrifugal tension resonator, instead of a centripetal one?</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>--Cy--</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> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title=ed440@mindspring.com href="mailto:ed440@mindspring.com">Ed Sutton</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title=caut@ptg.org href="mailto:caut@ptg.org">College and University Technicians</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Thursday, May 17, 2007 6:23 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [CAUT] killer half-octave</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>The assumption seems to be that this device works by adding "tension" and perhaps "recrowns" the soundboard.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Suppose, however that it just works by stiffening the belly rail and connecting it to the mass of the rim.  What would happen if you turned the turnbuckle the other way, just enough to add a little compression between the belly rail and the rim?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Ed Sutton</FONT></DIV></BLOCKQUOTE></BODY></HTML>