Pocket PC Tunelab tuning

[Cy Shuster]

Ric,

What's the difference between this approach, and just setting the octave 
styles to 3:1 12ths in both bass and treble?  I've tuned this way.

--Cy--
ABQ, NM

----- Original Message ----- 
From: "Richard Brekne" <ricb at pianostemmer.no>
To: "Pianotech List" <pianotech at ptg.org>; <caut at ptg.org>
Sent: Tuesday, March 25, 2008 3:58 AM
Subject: Pocket PC Tunelab tuning


> Hi folks.
>
> Finally got around to figuring out how to do a P-12 tuning custom sampled 
> for each individual piano using Pocket PC Tunelab.  Havent gotten around 
> to it yet as I rely so much on my ears that a generic version has 
> sufficed... but got to dinking around and have a nice solution for any of 
> you who are interested. Heres what you do :
>
> First go into the partial table and set all partials from A1 to E6 to the 
> 3rd partial. Then set your tuning priorities to 6:3 for the bass and 3:1 
> for the treble.  Then set the thing do fully automatic.  Sample  A1, D2, 
> A2, D3, A3, D4, A4, D5, A5, and D6 for inharmonicity. Check your 
> inharmonicity constants table so that there are no other notes in it then 
> these.  Thats about it.  You should see that the bottom tuning deviation 
> curve is pretty much flat.
>
> When tuning, I always tune 3 notes for notes D3 to D4.  Namely the octave 
> below and the 12th above in addition to the note on the display. From D4 
> upwards tune the 12th above in addition to the note on display and check 
> the octave below until I hit A4.  From there up its just the note on the 
> display and the 12th above. This allows for an overlapping check for all 
> notes from A4 upwards as I've already tuned them referencing the 12th 
> below.  Since tunelab calculates a pure 12th curve there will be no real 
> difference in target frequencies.
>
> I finish off the lowest bass octave by tuning G#1 downwards with octave 
> above on the display, finally checking with the actual note on the 
> display.
>
> Cheers
> RicB
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