Wrong wire size Joe ---------- > From: Edward Carwithen <musicman@eoni.com> > To: pianotech@ptg.org > Subject: Octaves? > Date: Friday, July 17, 1998 11:46 AM > > First off, I am totally impressed with the erudition and knowledge of the > guys contributing to this list. Today's answers to the sticking dampers on > Steinways.. Wow! > > My problem is more mundane. > > Tuning an old "Valley Gem" upright. It's in pretty good condition, Atlas > says manufactured between 1895-1900. The FAC on the Acutuner is > 11.2-8.4-9.0. That is consistent with what it measured last July when I > tuned it last. > > I generally tune chromatically, using the SAT, and check octaves, > consistent 3rds and 6ths, 5ths and 4ths as I go along. When I got to G5, > and A5, the octaves sounded out by an abnormal number of beats. I double > checked the G4 (while working on G5) and A4 (while working on A5), and the > lower octave was where I had put it, and was ok with rest of piano. In > order to get an acceptable octave with G4, I had to lower G5 9 cents. That > was still a bit on the wide side. A5 was the same situation. That made > the octaves sound all right, but the 3rd 10th test indicated that the upper > notes were way off. I ended up compromising by tuning to the 3rd-10ths and > SAT, and living with a less than perfect sounding octave. B5, and up .. no > problem. > > I did tap all the treble strings to the bridge before I started work on > the piano, as there was a tremendous amount of ringing the last time I did > the piano. It helped with the single string ring. > > Any ideas as to why those two particular notes had such strange > properties???? > Ed Carwithen > Oregon
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