The only clue missing is the other technician's business card under the keyframe.,,;-] David I. On 10 Dec 2002 at 8:24, Tvak@aol.com wrote: > I've been tuning two Yamahas for a couple of years now, and I started > to notice a couple of things which surprise me. The grand, about a 7 > footer, has string coils which are completely inconsistent. Some > tuning pins have 4 coils around them, others have one or two, many are > on angles. It doesn't appear to have been restrung, and the strings > with poor or few coils look no newer than their neighbors with three > or four coils. > > The console has bichords which have great variation in their wrapped > lengths. > The left bichord may have an inch of naked steel by the agraffe and > the > right 1/4". This makes for a poor unison. Again, it doesn't appear > to have been restrung, nor do the mismatches look like replacement > strings because they both are the same in shininess, dullness. > > These pianos both date back to the 70s. Did Yamaha improve their > quality control at some point? Were earlier Yamahas plagued with > shoddy workmanship as apparently exhibited by these two examples? > > Or is there another explanation? > > Tom S > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives
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