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- Path: sparky!uunet!utcsri!newsflash.concordia.ca!mizar.cc.umanitoba.ca!bison!sys6626!inqmind!dino
- From: dino@inqmind.bison.mb.ca (Tony stewart)
- Newsgroups: sci.electronics
- Subject: Re: How does a clamp-on ammeter work?
- Message-ID: <qN0guB5w165w@inqmind.bison.mb.ca>
- Date: Thu, 19 Nov 92 02:34:13 CST
- References: <1eckcsINNb78@uwm.edu>
- Organization: The Inquiring Mind BBS 1 204 488-1607
- Lines: 20
-
- ballen@convex.csd.uwm.edu (Bruce Allen) writes:
-
- > The title says it all:
- > "How does a clamp-on ammeter work?"
- > I'm thinking about one of the gadgets used to measure the
- > current in an automobile charging circuit, for instance.
- > It has a pair of thick "jaws" that encircle the lead in
- > question, and a meter that reads out the current passing
- > through the encircled region, without intrusively breaking
- > or touching the wire. Does it sense the B field? If so, how?
- > Thanks,
- > B. Allen
- >
- > Please reply to ballen@dirac.phys.uwm.edu
- >
-
- HALL EFFECT DEVICES do the job nicely.
-
- dino@inqmind.bison.mb.ca
- The Inquiring Mind BBS, Winnipeg, Manitoba 204 488-1607
-