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RE: Hey, look at me, I'm a dumb-ass.

1999-08-02 by james holloway

Is it possible it is an autoranging meter and you are really reading mv
instead of volts? If that's the case then it is nothing to worry about.
Jim


>From: John Speth <johns@...>
>Reply-To: motm@onelist.com
>To: "'motm@onelist.com'" <motm@onelist.com>
>Subject: RE: [motm] Hey, look at me, I'm a dumb-ass.
>Date: Mon, 2 Aug 1999 10:11:51 -0700
>
>From: John Speth <johns@...>
>
>I'll go out on a limb here and suggest that reading 27V on an unconnected
>very high impedance DVM is not unusual. That might be what the potential
>is across the test leads, or at least what the DVM is measuring. If it
>reads 27V when you short the leads together, then you have a problem!
>
>John Speth
>Object Engineering, Inc
>mailto:johns@...
>
>On Monday, August 02, 1999 9:45 AM, David Bivins
>[SMTP:david@...] wrote:
> > I just wonder for example, why my DVM reads 27 volts when it's set to
>Volts
> > DC and the probes are hanging, unconnected to anything? These are my
> > demons--the odd little things that aren't documented in books or
>instruction
> > manuals...
>
>
>
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