Hi Les, I've measured a 17 cent change at A4 in about 12 hours. At 10:00 PM 12/7/2005 -0600, you wrote: >Previous tunings (every six months) never varied more than 5-7 cents. >Houses here are central heat/air, and normally really locked down. Most >never open windows. Could two days in relatively low humidity, with no >heat or air, make that kind of difference? >les Regards, Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T. Non calor sed umor est qui nobis incommodat mailto:pianotuna@yahoo.com http://us.geocities.com/drpt1948/ 3004 Grant Rd. REGINA, SK, S4S 5G7 306-539-0716 or 1-888-29t-uner
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