DIY EGOR plans

[Barry Tisdale]

At 08:37 PM 11/14/2000 -0500, you wrote:

>1) it looks like the circuit needs a positive AND negative voltage supply
>(+2.5v and -2.5v relative to ground).  Comments? Easier methods?

Plans have a vreg (incorrectly shown as 7808 - should be 7805) feeding an
LM324 - what could be simpler than that? 

>2) In the Data(2) sheet of the UEGO Data spreadsheet has some conflicting
>information. Cells G6-G20 go from negative to positive voltage (as the
>mixture gets leaner), while cells D31-D44 go from positive to negative
>voltage as the mixture gets leaner. Which is correct?

Seems to me like they track each other; realize the AFRs aren't in
completely sorted order.

Barry
>
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