Yep. I'm a believer. Try it on a Yamaha GA-1 in a rural church (heat and air only on Sunday mornings and Wednesday nights). It'll even tame the low tenor on those beasts. Alan Barnard Salem, Missouri > [Original Message] > From: Don <pianotuna@yahoo.com> > To: Pianotech <pianotech@ptg.org> > Date: 09/28/2005 7:27:09 PM > Subject: more notes on humidity change > > Hi all, > > Another piece to add to the puzzle of humidity control. > > The piano: > > Samick 121 cm (48 inch for the metrically challenged) > > The humidity 57% > > The piano is equipped with a full dc humidity control system (vintage 1996) > > Problem: > > D#3 (first plain steel) was 13.75 cents sharp and A4 4.5 cents sharp > > Diagnosis: > > "drier bar" burned out. > > Solution: > > Replace drier bar. > > Results: > > After 30 days the pitch at A4 was -0.63 cents and D#3 was -3.4 cents > > So pitch change in total at A4 was over 5 cents and at D#3 was over to 17 > cents. > > > 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 > 306-352-3620 or 1-888-29t-uner > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives
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