Join Date: Sep 2007
Location: Pasadena Md - Magothy side
Thanked 31 Times in 31 Posts
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oops, my bust - fingers going faster than brain. It's actually 'anti-magnetic' in that what it's doing is busting up the electromagnetic interference.
Longer explanations available. Don't believe the hype about them being used to prevent interference from getting out of a device, they block interference regardless of direction.