FAC Averaging

[Don Mannino]

There is a neat function in Reyburn Cybertuner that allows you to
calculate the average of two tunings - that would be a great thing to
have when tuning 2 pianos together as you described.

Don Mannino RPT

> -----Original Message-----
> From: owner-pianotech@ptg.org 
> [mailto:owner-pianotech@ptg.org]On Behalf
> Of Avery Todd
> Sent: Tuesday, November 17, 1998 12:39 PM
> To: pianotech@ptg.org
> Cc: caut@ptg.org
> Subject: FAC Averaging
> 
> 
> List,
> 
>   I'd like to know if anyone using a SAT has ever tried 
> averaging the FAC
> readings when tuning two pianos together. I'm referring primarily to
> teaching studios/practice rooms with two pianos in them.
>    Each one would not be tuned to it's best possible tuning, 
> but would they
> sound better together and OK separately?
>    My normal practice is to tune the "lead" piano its best 
> and tune the
> second piano to it. That's what I do in concert situations. 
> Each piano has
> its best tuning stored on a page of memory and whichever is the second
> piano gets the same tuning as the lead piano.
>    What brought this up is yesterday I tuned a Steinway B and 
> a Steinway S
> in a private piano teacher's home. The pianos are a little 
> better matched
> in size in our two-piano rooms here at school, so it got me 
> to thinking.
>    This time, I went ahead and tuned the 'S' to the same 
> tuning I used for
> the 'B' and it sounded fairly good. And in this situation, 
> it'll probably be
> OK.
>    For your information, the FAC readings were:
> 
>   'B'                        'S'
> F = 7.1                    F = 8.9
> A = 8.3                    A = 9.2
> C = 6.3                    C = 7.2
> 
>    Just wondering. Thanks.
> 
> Avery
> 
>