Richard Moody wrote: > I have been trying to figure that one out. On first investigation in the > bass when I removed a string from the agraffe, (here they come out > sideways) it seemed to lie below the speaking length hole, when pulled > back up. That would indicate down bearing I think. I have heard of the > reverse crown, but I don't know really how to determing it. So far I > cannot see how any kind of bearing guage can be used. My guess is that a > "reverse crown" would only compound problems in the manufacturing > process.. Like how would you have concave ribs? > > Richard ---------------------------------------------- Look underneath the piano. Stretch a string along side a couple of ribs and see if there is a gap or if the center of the soundboard is decidedly lower than the ends. Yes, it probably would/did? make manufacturing more difficult, but that doesn't seem to have been an issue. You concave ribs the same way you convex them. With a fixture mounted on your table saw. Just bend the rib the other way. Del
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