[volt-nuts] Semi-precision high resistance measurement

Tom Miller tmiller11147 at verizon.net
Mon Jun 17 14:48:01 EDT 2013

----- Original Message ----- 
From: "Steve Byan" <stevebyan at verizon.net>
To: <volt-nuts at febo.com>
Sent: Monday, June 17, 2013 1:50 PM
Subject: [volt-nuts] Semi-precision high resistance measurement

> Any ideas as to what's going on? How can I improve my measurement 
> procedure to get repeatable results? Do I really need better climate 
> control even at the 3 1/2 or 4 1/2 digit level of precision? What's with 
> the polarity sensitivity of the 8050A resistance measurements? Suggestions 
> and advice would be gratefully accepted.
> Best regards,
> -Steve
> -- 
> Steve Byan <stevebyan at me.com>
> Littleton, MA 01460

On the high value resistors, did you clean them well with 99% dry isopropyl 
alcohol (or maybe acetone) after you handled them? The oils on your skin are 
very conductive when measuring in the high megohm region.


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