Quote:
Originally Posted by clepsydrae
Don't forget to get the neodymium magnets out! :-)
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It will surprise you, but magnets don't harm drives. You need to make the magnetic force oscillating before it will erase even a floppy. And most HD's are encased in metal, rendering even that useless.
A tape head demagnetiser operates at 50 or 60 Hz. An erase head at 100 kHz or more...