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Degaussing backup media

How is degaussing of backup media done?

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Degaussing a tape requires passing it in close proximity to a giant magnet. There are degaussing machines (also called bulk erasers) specifically designed to do this, and they have different strength levels for different kinds of tapes. A Google search for "degaussing machines" or "bulk erasers" is your friend.

This was first published in December 2006

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