> So the equivalent of about a 60’radius? Will the smaller ribs of the > upper end of the piano, then, yield a tighter radius when forced into > bending mode or is it about the same proportionately? If the treble is thinned, less. Even so, a 60' radius will get you about 0.3mm of crown. Ron N
This PTG archive page provided courtesy of Moy Piano Service, LLC