Modal Analysis

John Delacour JD@Pianomaker.co.uk
Thu, 6 Dec 2001 08:38:16 +0000


At 7:41 PM -0800 12/5/01, Delwin D Fandrich wrote:

>I don't think so. There is more to it than just the physical load placed on
>the bridge. The hydraulic rams could apply the down force alright but I
>doubt they would have the compliance (for lack of a better word) that the
>string plane has. Specifically the effect the backscale has in restraining
>the motion of the soundboard assembly.

That's why I included the rubber facings in the pressure strips.  The 
flexibility over a given length is a measurable quantity and could be 
closely reproduced by a proper selection of rubber thickness/hardness.

JD



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