*BSD News Article 82273


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From: ac199@james.freenet.hamilton.on.ca (Tim Vanderhoek)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Memory Checkers; Now Clamp-on Ammeters
Date: 3 Nov 1996 19:16:37 -0500
Organization: Hamilton-Wentworth FreeNet, Ontario, Canada.
Lines: 26
Message-ID: <55jcl5$pi6@james.freenet.hamilton.on.ca>
References: <55ge1k$n3v@Symiserver2.symantec.com>
NNTP-Posting-Host: james.freenet.hamilton.on.ca

tedm@agora.rdrop.com wrote:
>
> Rubbish.  I have sitting in my lap here a 1996 electrical distribution
> catalog from Omega (www.omega.com) that lists clamp-on ammeters that
> measure AC and DC amperage, voltage and resistance. (although how they
> measure _that_ without making a hard connection I have no idea)  The

Any electrical current will generate a magnetic field, wether AC or DC 
current.


> I have also used clamp on ammeters to measure amperage in electrical power
> cables that have multiple conductors, so I know that your second statement is
> not correct either.

accurately?  I suppose it's possible, but I'm not sure I would trust it 
without checking the measurements against known good ones...


-- 
tIM...HOEk
The opinions expressed above are mine,
and if my employer shares them, 
that's his hard luck.
--