Hi Wiliam, Pitch drift due to environmental change has nothing whatever to do with setting the pin. At 09:03 AM 8/2/2009 -0400, you wrote: > John, If I had to do a pitch raise on every piano three cents >out of tune, I would question my ability to set a pin. William >18:04:00 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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