Of Miracles and Duplex's (was Re: S&S D Duplex)

[Isaac OLEG]

I'd say there is energy delivered too at the bottoming of the key
stroke.

But we should remember that the only energy existing in the system is
> that delivered by the hammer. Good design can increase the
> efficiency  of energy use. But nothing new is created.

Good regulation too while that's another subject.

Regards,

Isaac OLEG



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