The circuit boards that operate Magnetic Resonance Imaging
equipment operate in magnetic fields capable of sucking any two-ton
fork-lift that happens to wander nearby.  The boards utilize ordinary
integrated circuits and discrete components, so long as they are made
from non-magnetic materials.

Joe Barocio

Date sent:              Fri, 14 Jan 2000 08:21:29 -0700
Send reply to:          "TechNet E-Mail Forum." <[log in to unmask]>,
        Ryan Grant <[log in to unmask]>
From:                   Ryan Grant <[log in to unmask]>
Subject:                [TN] Affect of magnetism on IC's
To:                     [log in to unmask]

> Hi everyone,
>
>         Our training department asked me if it would be O.K. to allow
> magnets out on the production floor.  They were once told they could not use
> magnetic screw drivers.  Now people are wearing those hokey magnetic
> bracelets, and magnetic soled shoes for their physical ailments.  I hate to
> tell someone they can't wear their lucky charms, but the precedence has
> already been made not to allow magnets on the production floor.
>
>         I can't think of any reason why weak magnets would be detrimental to
> anything.  We regularly use Hall sensors and every DC circuit is magnetized
> when powered.  My main concern might be deprogramming an EEPROM, but even
> then I'm skeptical.
>
>         Am I missing something?
>
> Any comment is appreciated.
>
> Ryan
>
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