>Do you measure dip on, say, A0, C4, and C8 to reproduce it >accurately? How many measurements are enough? > > Measure the dip in the piano and shim the action frame > > on the bench to duplicate the dip. The contour of the > > key bed and bench surface rarely match. > > -- Sampling at a twelfth or double octave is better for accuracy, make sure the sharps are duplicated too. -- Regards, Jon Page -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20091109/d70d3e68/attachment.htm>
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