10 LED O2 monitor

[Bruce Plecan]

Some of the old stuff was like less then 10.
Hmm, radio shack.
I got away from the analogs for auto use 15+ years ago.
may have to revisit that.
Bruce



> Do the analog VOMs have that low of an input impedance?  I have a radio
> shack analog that uses an FET front end, it claims to have a 10M input
> impedance for voltage measurement
>
>  On Tue, 14 Nov 2000, Bruce Plecan wrote:
>
> >
> > O2 sensor is not hardly designed to drive such a low resistance devise
as a
> > VOM.  Shouldn't be any less then 20K ohms per volt for reading an O2.
> >
> > Best idea in not even bothering with trying to read a switching O2 other
> > then >.4 rich, <.4 lean.  Other then that your just kidding yourself
> > Bruce
> >
> >
> >
> > >why
> > > even screw around with an led display when all you need is a 0-1V
analog
> > > volt meter....try to find an old simpson 260 or triplett 310 VOM.
it'll do
> > > just fine and will probably have a better response time for that
matter.
> >
> >
>
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