They build houses of that type of construction. Forgot about that. :) Wish _my_ was built that way. :( Good weekend all. Newton Delwin D Fandrich wrote: > > ----- Original Message ----- > From: "Newton Hunt" <nhunt@optonline.net> > To: <caut@ptg.org> > Sent: February 09, 2002 2:25 PM > Subject: Re: a little knowledge... > > > > So List what's this about foam in the keybeds of Yamahas? > > > > I think the foam is in the brain. > > > > Newton > > Actually some Yamaha verticals were (are?) built with what I would call a > 'torsion box' keybed. Several crosswise boards, end pieces and a hollow > core. I assume the foam was added to keep them from sounding hollow. > > Much has been made of this construction by some competitive dealers, but I > don't really see any problem with it. Saves a bit of weight (to make up for > the use of MDF elsewhere) and they are certainly strong enough and stable > enough. > > Del
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