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 On Apr 1, 2010, at 2:18 PM, 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 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100402/9443dba0/attachment.htm>
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