RE: 10 LED O2 monitor

[don.broadus@exeloncorp.com]

A 260 Simpson meter is just a bunch of resistors, if you were luckily you
had 1000 ohms per volt impedance   
AND WE LIKED IT !!!!!
> -----Original Message-----
> From:	Bruce Plecan [SMTP:nacelp@bright.net]
> Sent:	Tuesday, November 14, 2000 11:04 AM
> To:	gmecm@diy-efi.org
> Subject:	Re: 10 LED O2 monitor
> 
> 
> 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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> >
> >
> >
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