<HTML style="FONT-SIZE: x-small; FONT-FAMILY: MS Sans Serif"><HEAD> <META content="MSHTML 6.00.2900.2995" name=GENERATOR></HEAD> <BODY style="WORD-WRAP: break-word; khtml-nbsp-mode: space; khtml-line-break: after-white-space"> <DIV> <DIV>Hey Now,</DIV> <DIV> </DIV> <DIV>One for the dumb kids class? </DIV> <DIV> </DIV> <DIV>I know it was mentioned here a few days ago...but as this thread has continued on, I need some review. </DIV> <DIV> </DIV> <DIV>What is the difference between RC (Rib crowned), and RC&S? I thought someone said here a few days ago that they were ecentialy the same. True? Another post mentioned something about mesuring the crown with a string or something like that. Is there a simple explanation of that process?</DIV> <DIV> </DIV> <DIV>The only belly work I do is in the gym. It dosn't seem to do much good though.</DIV> <DIV> </DIV> <DIV>This has been a very informative and entertaining discussion. With new knowlege comes more questions.  The S&S thing seems to have finally run its course.</DIV> <DIV> </DIV> <DIV>Be nice.</DIV> <DIV> </DIV> <DIV>Steve</DIV> <DIV>Pura Vida</DIV> <DIV> </DIV> <DIV></DIV></DIV> <DIV> </DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid"> <DIV style="FONT: 10pt Arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title=david@davidandersenpianos.com href="mailto:david@davidandersenpianos.com">David Andersen</A> </DIV> <DIV style="FONT: 10pt arial"><B>To: </B><A title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech List</A></DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> 12/10/2006 4:10:06 PM </DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: The Soundboard bit.. RC&S</DIV> <DIV><BR></DIV><FONT size=2><BR> <DIV> <DIV>On Dec 10, 2006, at 7:39 AM, Ron Nossaman wrote:</DIV> <BLOCKQUOTE type="cite"> <P style="MARGIN: 0px"><FONT style="FONT: 16px Helvetica" face=Helvetica size=5><SPAN class=Apple-converted-space> </SPAN>Through the years, I've built both high compression rib crowned boards and low compression rib crowned and supported boards, and the low compression RC&S boards give every indication to me to be a much more efficient assembly. If that were not the case, I'd still be building high compression boards.</FONT></P> <P style="MARGIN: 0px"><FONT style="FONT: 16px Helvetica" face=Helvetica size=5>Ron N</FONT></P></BLOCKQUOTE></DIV><BR> <DIV>This kind of clarity and simplicity is why you inspire me, Nossaman. I hereby declare that if I ever make a million bucks selling pianos, I WILL fund that kind of research, and you'll be the team leader. K?</DIV> <DIV><BR class=khtml-block-placeholder></DIV> <DIV>xoxoDA</DIV></FONT></BLOCKQUOTE></BODY></HTML>