Pitch Raise Percentage

[Joe And Penny Goss]

Hi Phil,
 Was the piano a Baldone Accrowsonic? <G> Using a SAT I enter half the
amount plus a tad of flatness giving me about 15 % overpull. The smaller,
well built pianos seem to need less overpull.
Joe Goss
imatunr@srvinet.com
www.mothergoosetools.com
----- Original Message ----- 
From: "Philip J Ryan" <pryan2@the-beach.net>
To: "Pianotech" <pianotech@ptg.org>
Sent: Wednesday, February 04, 2004 7:02 AM
Subject: Pitch Raise Percentage


> I did a pitch raise on a 30 cent flat piano yesterday with my SAT (25%)
> recalculating it several times along the way.  I ended up with a very
sharp
> piano.  After bringing it down with the fine tuning, it crept back sharp
> again and I ended up leaving it a little sharp. (Not a bad thing)
However,
> does anyone have a rule-of-thumb for calculating a pitch raise percentage
> that will leave it close to A-440? Are there variables to be considered
> such as size of piano, age, condition of piano/strings, etc. other than
the
> obvious?   I would love to hear what others do in this situation.
>
> Phil Ryan
>
>
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