strange FAC (SAT) numbers, Question?

Richard Oliver Snelson rsnelson@dave-world.net
Mon, 05 Mar 2001 18:55:17 -0600


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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