Vertical tuning pins on upright

[John Ross]

That sounds like a good possibility, too, Don.
John M. Ross
Windsor, Nova Scotia, Canada
jrpiano@win.eastlink.ca
----- Original Message ----- 
From: "Don" <pianotuna@yahoo.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Sunday, July 17, 2005 5:44 AM
Subject: Re: Vertical tuning pins on upright


> Hi,
>
> I've always thought that the pin block or pin in the block rotates in the
> direction of the force placed on it and that this effect is affected by
> humidity swings. Flag poling a la humidity change?
>
> At 11:18 AM 7/17/2005 -0300, you wrote:
>>Wouldn't that indicate that it was the pin turning?
>>With the screw stringer, staying in tune for a apparently much longer 
>>time,
>>it would indicate that it was the turning of the pin that was having a
>>greater effect?
>>John M. Ross
>
> Regards,
> Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
> Non calor sed umor est qui nobis incommodat
>
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>
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