Re: pinhole Cheap voltmeter/ammeters

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From: Paul Doherty (pauld@exploratorium.edu)
Date: Wed Oct 27 1999 - 10:02:47 PDT 

Message-Id: <l03110708b43ce077d0b7@[192.174.2.173]>
Date: Wed, 27 Oct 1999 09:02:47 -0800
From: Paul Doherty <pauld@exploratorium.edu>
Subject: Re: pinhole Cheap voltmeter/ammeters

Heidi is right

One class at the Explo, we blew out the fuse on every meter in the classroom.
Those new alkaline cells are quite capable of delivering over one amp. This
will either burn out the fuse or the ammeter.

Paul D

Paul "But it is more complicated than that!" Doherty,
Senior Staff Scientist, The Exploratorium.
pauld@exploratorium.edu, www.exo.net/~pauld

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