Maybe this helps. ElectricPete offers a shortcut to the first two modes of a rectangular plate in terms of density, elasticity and two material constants.
http://www.eng-tips.com/viewthread.cfm?qid=150916&page=12 On Wed, 28 Mar 2007 10:12:32 -0500 "Charles Henry" <[EMAIL PROTECTED]> wrote: > > Robin -> 1st order differential equation (specifies a constant phase > > difference between incoming/reflected waves) > > for accuracy sake.... the phase difference is dependent on frequency > (it works like an impedance) > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
