>I noticed, the other day, on a Hamburg Steinway C, that the cutoff bar was >notched to allow for the feathered part of the rib to extend beyond it to >the rim. Is this counterproductive? Generally, with cutoff bars do the >ribs terminate at the cutoff bar? > >David Love A big area of panel unsupported by ribs outside the cutoff will buckle with humidity swings. It's not acoustic, just administrative. Ron N
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