strange FAC (SAT) numbers, Question?

[Dick Beaton]

If the F3 is a wound string, you will get a very high reading.  Use the
first plain wire string to take the reading, then use that number for the F3
Dick MT
----- Original Message -----
From: Richard Oliver Snelson <rsnelson@dave-world.net>
To: <pianotech@ptg.org>
Sent: Monday, March 05, 2001 4:55 PM
Subject: Re: strange FAC (SAT) numbers, Question?


> Did you try several other strings for the very low number? Up a note,
> down a note? etc? If you get a different reading you can then store it
> back in the "C" location. I had asked Sandersons about this at the
> California Convention. I had read a negative number on the F value. Rich
> Snelson
>
> pianolover 88 wrote:
> >
> > Setting up to tune a very old "Broadwood" grand over the weekend.
Partially
> > rebuilt with new pinblock, pins and strings. However, I have a strong
> > suspicion that the scaling was pretty poor. After muting the piano as
usual,
> > i attempted to take the standard FAC measurments, (twice to make sure)
but
> > found the following numbers: 12, 2.4, 1.6! We obviously know that high
> > numbers such as 23 for the F reading, followed by, for instance 8 and 12
> > would indicate a poorly scaled piano...but what about excessively LOW
> > numbers?
> >
> > Terry Peterson
> > Precision Piano Service
> > Torrance, CA
> >
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