Olin Lathrop wrote:
>=A0He has since said the DC offset is
> 2V out of the first amp, but since he refuses to provide a schematic it's
> hard to say if that is big or small or if there are other things that sho=
uld
> be considered.
>

I believe the schematic is:
"Figure 8. Nerve Impulse Amplifier" of
http://cds.linear.com/docs/Datasheet/1168fa.pdf

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