Hi Paul, I do not know why it happens, only that I have observed that result with FAC numbers becoming lower over time, particularly in instruments where humidity is well controlled. At 11:32 AM 2/12/2009 -0600, you wrote: > >And how does keeping a piano at a particular pitch result in lowering >inharmonicity? > >Paul Bruesch >Stillwater, MN > >On Thu, Feb 12, 2009 at 12:49 PM, Don <pianotuna at accesscomm.ca> wrote: > <> > Over time, if a piano is kept at a > particular pitch, inharmonicity may often become lower too--so it is best > to remeasure at every service call. YMMV Regards, Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T. Non calor sed umor est qui nobis incommodat mailto:pianotuna at yahoo.com http://us.geocities.com/drpt1948/ 3004 Grant Rd. REGINA, SK, S4S 5G7 306-539-0716
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