This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Is the Bosy inner rim made of spruce? What is the "proper" term for the wooden braces/beams/posts on pianos. I = tend to use several terms because I don't know which is "right", or most = widely accepted in the industry. Why are ?most? braces/beams/posts made of spruce? I trust a hardwood = would work just as well, if not better? Is it just because the better, = more clear, spruce is used in the soundboard and the manufacturer always = has some "inferior" spruce left over, and a natural place for that = rejected soundboard wood to go is into the braces/beams/posts? Terry Farrell > All woods are naturally resonant. What sets spruce apart from most = other > woods, either hard or soft, is its particularly high = stiffness-to-weight > ratio. The one thing you don't want in a rim (or a soundboard either, = for > that) is resonance. In either place resonances are voicing problems. = The rim > is generally braced well enough to either prevent, or at least dampen, = most > spurious resonances. I don't happen to think spruce makes a = particularly > good rim and rim don't make particularly efficient soundboards. > Bosendorfer's work moderately well because they are huge, they are = well > braced and they have relatively stiff and massive soundboards.=20 >=20 > Del ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/6e/45/92/f6/attachment.htm ---------------------- multipart/alternative attachment--
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