Olin Lathrop wrote:
>
> About all you can say is that the galvanic action signal will be lower
> frequency than useful heart signals, so that provides a easy way to
> discriminate between the two. =A0No matter how you spin it, that's going =
to
> take a high pass filter.
>

The concept of filtering a system's output is completely different to
the concept of regulating a system's parameter to make the output meet
some criteria.

Some would say these are the same concepts, but I say they are different.

--=20
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