I have found that after a pitch correction, when I come back, the piano has continued in the direction I have moved it while I have been gone. The one disclaimer is if the humidity has changed. James James Grebe Piano-Forte Tuning & Repair Creator of Handsome Hardwood Caster Cups, piano benches, writing instruments (314) 845-8282 1526 Raspberry Lane Arnold, MO 63010 BECOME WHAT YOU BELIEVE! pianoman@accessus.net ----- Original Message ----- From: "Alan Barnard" <tune4u@earthlink.net> To: "Pianotech" <pianotech@ptg.org> Sent: Tuesday, December 20, 2005 10:24 PM Subject: Let's Get This Settled was How to explain a pitch adjustment..and! > Terry's post begs the question (and please understand I ain't challingin' > nobody on nuttin' ... I'm just seeking information and opinions and > science, here) ... > > Do a piano really need time to "settle" after .. > > 1. Big pitch change? > 2. Small pitch change? > 3. Moving it across country? (other than environmental acclimation) > 4 Moving it across the room? > > I have been under the impression--and it may be altogether wacky--that > every change that is going to occur in the piano occurs immediatly upon > cranking the pin. I thought someone (Dr. Sanderson, perhaps) tested this > and proved it. > > So an adjunct question: Let's say we find a piano 15 cents flat. We pitch > correct and fine tune and walk out the door with a follow-up appointment > set for three months. When that day arrives, for those who have set such > appointments, is the piano any flatter or more sour than it would have > been > if we found it A440 but still came back in three months? > > Same question, only now the piano was originally 35 cents flat. 60 cents? > 120 cents? > > Certainly I've restrung pianos and found them pretty sick in a couple of > months but have always attributed that to new wire stretch, not tension > settling. > > Helmet on, raincoat on, rubber duckie in hand, I await your missives, if > not missiles ... > > Alan Barnard > Salem, Missouri > > >> [Original Message] >> From: pianolover 88 <pianolover88@hotmail.com> >> To: <pianotech@ptg.org> >> Date: 12/20/2005 6:24:24 PM >> Subject: Re: How to explain a pitch adjustment..and! >> >> Depending on the amount of PR, ususally more than 12C, I always schedule > a >> "follow-up" tuning in 1-3 months, explaining that after restoring all > that >> loststring tension, the piano now must "settle" and adjust to that added >> tension, and it some shifting of will occur. So the follow-up is crucial > in >> building long term stabilty. And that tuning will leave the piano much > more >> stable because tuning pin movement will be much smaller than during the >> initial PR and tuning. Again, never a problem. Yes, it does help to have > a >> high confidence level and be able to effectively communicate and impart >> information to your client in a clearand concice manner. I am a salesman > as >> well as a technician; that has made the difference between just getting > by >> to making a six figures. >> >> Terry Peterson > > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives >
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