David Beierl wrote:
> >$10 Radio Shack volt meter, do I need something more accurate? > > You need a scope or meter with 10 megohms input impedance. Most digital > meters have this, some of the cheapest do not. Very few analog meters do. > > david But then of course digital meters usually don't update quickly enough to follow the O2 voltage. ;-( Larry A. |
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