Keys and MOI - wipp assist

Don pianotuna@accesscomm.ca
Tue, 06 Jan 2004 16:46:51


Hi Fred,

I should think that the magnetics suffer from the inverse square law.
Anyone know of a similar "ratio" for springs? 

At 03:22 PM 1/6/2004 -0700, you wrote:
 Both are fairly 
>static sources of energy (the wipp assist spring de-compresses very little, 
>hence its available energy remains fairly constant throughout an action 
>event. As does the force of the underkey magnets, since the distance 
>doesn't contract that much).

Regards,
Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.

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