Soundboards: Thickness and Area

Richard Brekne Richard.Brekne@grieg.uib.no
Tue, 21 Oct 2003 23:59:58 +0200



Delwin D Fandrich wrote:
> 
> 
> >
> > In any case, I am still unconvinced that Steingrębers procedure for
> > assuring a stiff boarder line on the edge of the sound board has
> > anything to do with Chladni patterns. If this in fact displays the
> > lowest resonant frequency of the panel, or fundamental mode, then I am
> > wrong. But I'd like to see this confirmed. Especially when Steingręber
> > himself discounts any connection. I would suppose he'd know the
> > difference.
> 
> If I understood your earlier post, Steingraeber discounted the connection
> between what they were doing and modal analysis. Which is, of course, a
> whole different thing.
> 
> Del
> 
> 

Yes he did. Tho to be sure that doesnt prove you are not correct
suspecting elsewise. I guess we wont know until we (or someone) runs a
comparison. I would be interesting to find out. For now, I hold on to
the belief that he knows what he's up to. 

Cheers RicB


-- 
Richard Brekne
RPT, N.P.T.F.
UiB, Bergen, Norway
mailto:rbrekne@broadpark.no
http://home.broadpark.no/~rbrekne/ricmain.html
http://www.hf.uib.no/grieg/personer/cv_RB.html

This PTG archive page provided courtesy of Moy Piano Service, LLC