good, bad grand actions

[Clark]

Hi,

> I suspect it should be further qualified, by suggesting that the key
> wood needs to be of similar quality... At the point when there is no
> difference between them, then they are the same.

Keyboards generally have similar key head scales, but how this is placed
in relationship to the strike scale, and how they go between can make a
difference in performance and in regulation longevity.


Clark