Joel Rappaport wrote: >The disadvantage of "hex" core is in the scale design. Of >course you would measure the core wire from flat surface to flat >surface, but that doesn't give you an accurate cross section area >measurement of the core wire for your calculations. Naturally, there >are formulas for the area of a hegagon, but then the "diameter" is not >the same as the area of a round core wire and special calculations would >have to be made when designing up replacement wires, let's say. Is it >that far off? Does it make that much difference? I don't know. This >is what was explained to me at the Scale Design class in Ludwigsburg, >Germany at school. We were urged not to mix the design of round and hex >cores. Antares writes: There are some piano factories using exclusively round core wire. It sounds better but I do not know why. Is there somewhere on this globe a brilliant mind with an answer? (see, a brilliant mind alone is not enough)
This PTG archive page provided courtesy of Moy Piano Service, LLC