[pianotech] grand bench regulation again

Cy Shuster cy at shusterpiano.com
Mon Nov 9 08:59:11 MST 2009


Do you measure dip on, say,  A0, C4, and C8 to reproduce it  
accurately?  How many measurements are enough?

--Cy--

Cy Shuster, RPT
Albuquerque, NM
www.shusterpiano.com

On Nov 9, 2009, at 4:05 AM, Jon Page wrote:

> Measure the dip in the piano and shim the action frame
> on the bench to duplicate the dip. The contour of the
> key bed and bench surface rarely match.
> -- 
>
> Regards,
>
> Jon Page

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