SAT III Problems and Questions

[David Ilvedson]

David,

Sorry, I re-read your post and saw you were complaining about the octaves!  

David I.

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On 2/21/01 at 3:47 PM David Love wrote:

>I started using an SAT III about a year ago.  I find it to be a useful
>tool, 
>certainly not an ear substitute, but useful.  I always take new FAC
>readings 
>for each piano and I am confident that they are taken accurately.  Yet I 
>often find that as I progress through the piano the scale that the machine 
>calculates from those readings is off.  When there is a problem it is most 
>often noticeable in the 4th and 5th octaves (or going down in the bass).
>The 
>octaves in this section are invariably too wide and not just by a little 
>bit--clearly objectionable.  For example, today I tuned a Steinway L recent
>model.  When I got to this problem section I set the pitch initially by
>the 
>ETD and corrected to the flat side by ear.  Oddly, when I got to the sixth 
>octave, the problem seemed to correct itself, i.e. the machine's scaling
>was 
>now correct.  This implies, of course, that had I tuned strictly by the 
>machine, the 4th and fifth octaves would have been calculated too wide and 
>the 6th octave too narrow.  What gives?  Is it possible that there is a 
>problem with this machine?  Is this sort of anomaly a regular occurrence?
>
>One more question.  When one alters the DOB on a page, does that
>alteration 
>stay on that page even if you save a new FAC to that page? Or, when you
>save 
>a new FAC reading to that page does it default back to its original
>setting?
>
>Any input is appreciated.
>
>David Love
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