Terry Farrell wrote: > Ron Nossaman - do you have a reference for the article you had published > in the PTG Journal a few years ago on this topic? > > Terry Farrell April, 2006, "Rib Crown as an End-Buttressed Arch". Ron N > On Apr 1, 2010, at 2:18 PM, tnrwim at aol.com <mailto:tnrwim at aol.com> wrote: > >> >> /Because the soundboard is restricted within the walls of the >> piano's case or rim, any taking on of moisture or expansion after >> installation will increase the curvature of the board, as the >> board has noplace else to go."/ >> >> Wow. I'm not sure I'd put much faith in anything this guy has to say. >> >> Actually, Terry, this is exactly what happens. That is why tuning go >> up in the moist summer months, and go south in the dry winter months. >> That's the way I explain it on my website. >> As far as the comment on the laminated soundboards, he's right about a >> lot of the pianos made today. Maybe not all the Yammy's, but a lot of >> the cheaper ones are laminated. >> Wim >
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