new head impressions/problems (of course)

[abatzis2@hotmail.com (Michael Abatzis)]

yeah. i'm going to go buy a digital today. the voltage should be between 
.1-1v, right?


-Michael Abatzis
Hotlanta! GA
1988 Scirocco 2L 16v RIP-->parting, prelim web site, but not taking orders 
yet: www.learnlink.emory.edu/~mabatzi/mikes_page1.html
1987 Scirocco 2L 16v...


>From: Allyn <amalventano1@comcast.net>
>To: Michael Abatzis <abatzis2@hotmail.com>, scirocco-l@scirocco.org
>Subject: Re: new head impressions/problems (of course)
>Date: Tue, 17 Sep 2002 12:10:03 -0400
>
>on that o2 sensor voltage reading issue, you simply cant get an accurate 
>reading
>with an analog voltmeter. o2 sensors can make voltage potential only, the
>voltage cant do any work. as soon as you introduce an analog meter into the
>circuit, it drags the voltage down. you need a digital meter (and hopefully 
>a
>good one at that), with high impedance inputs. this is the only way to get 
>a
>semi-accurate voltage reading (even then its not perfect since even a 
>digital
>meter draws a tiny amount of current from the measured circuit).
>Al
>


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