post pitch-raise creep?

Andrew and Rebeca Anderson anrebe at sbcglobal.net
Mon Jul 10 07:28:09 MDT 2006


Terry,
That is interesting.  I do check where things have ended up after the 
fine tuning and then occasionally catch a structural "adjustment" 
(bump/dip) in tuning but if I get much over twenty per-cent, I've 
always had to lower the strings on the final pass.

Andrew

At 04:38 AM 7/8/2006, you wrote:
>I use a VT also Andrew, and I find that the upper end of your 
>percent ranges work for me in the tenor and treble. However, I find 
>that the bicord bass needs closer to 25% and for whatever reason - I 
>certainly don't understand it - the monocord bass needs about 40%. I 
>know, I've never heard of anyone using that much overpull in the low 
>bass, but for whatever reason, if I don't, it'll come out flat. Strange.
>
>Terry Farrell
>
>----- Original Message -----
>>I find I have to modify the overpull target percentages to fit the 
>>piano I am working on.  Little pianos (upright) don't seem to like 
>>much overpull. Concert grands on the other hand want a whole lot of 
>>overpull.  Typically I find that 10 - 18 % works well on the bass 
>>bridge, wound wire and 20 -28 % works well in the tenor and lower 
>>treble.   Generally switch to 30 - 38% in the high treble, 
>>especially after the dampers stop.  Verituner BTW
>>
>>Andrew Anderson
>




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