> I thought I would need an AC (plus and minus) signal to drive a doubler
> bridge, but I guess what you are saying is that a periodic DC signal is
just
> as good.

What you are calling a "periodic DC" signal is an AC and DC signal added
together.  For the purposes of a capacitive voltage doubler, the DC
component is irrelevant except that it effects the required voltage rating
of the capacitor.


********************************************************************
Olin Lathrop, embedded systems consultant in Littleton Massachusetts
(978) 742-9014, olin@embedinc.com, http://www.embedinc.com

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