Pitch Raising Techniques

[Avery Todd]

Terry,

So you don't do as Al suggests? Tuning all 3 strings as you go from A0 to C88?
Why? And why don't you use the PR function in the SAT III instead of 
measuring 25%,
33%, etc? Just curious.

Avery

>I use my SAT lll to calculate overpull, usually none in bass, then 25% in 
>mid and 33% in treble, tuning only center strings as I go.
>Terry Peterson
>
>
>
>----Original Message Follows----
>From: "Joe Garrett" <joegarrett@earthlink.net>
>Reply-To: Pianotech <pianotech@ptg.org>
>To: "pianotech" <pianotech@ptg.org>
>Subject: Re: Pitch Raising Techniques
>Date: Wed, 1 Dec 2004 07:48:11 -0800
>
>David Love said: "15% overpull in the bass, 25% in the midrange, 32% 
>in the upper range.
>On small spinets, reduce the numbers by 5% each.   Do unisons as you go."
>
>
>David,
>I must take exception to this technique! Although, it will work most of 
>the time on most Olde Uprights and Grands, there is always the exception. 
>This technique is archaic, to say the least. There are better ways. The 
>32% in the upper treble will most likely get someone in a world of hurt! 
>Most strings, in that area, are already at/above 50% of their breaking 
>strength!!! You raise it another 32% and strings will break, IMO. I've 
>done some studying on the subject and wrote an article for the PTJ, in 
>Dec. 1999.
>Regards,
>Joe Garrett, R.P.T.
>Captain, Tool Police
>Squares R I
>
>
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