degauss


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degauss

[dē′gau̇s]
(electronics)
To remove, erase, or clear information from a magnetic tape, disk, drum, or core.
(electromagnetism)
To neutralize (demagnetize) a magnetic field of, for example, a ship hull or television tube; a direct current of the correct value is sent through a cable around the ship hull; a current-carrying coil is brought up to and then removed from the television tube. Also known as deperm.

degauss

To remove unwanted magnetism from a monitor or the read/write head in a disk or tape drive. Some monitors have a built-in degaussing function that can be activated by the user. See gauss and bulk eraser.
References in periodicals archive ?
The ideal time to degauss a computer's hard drive is after it is no longer in use, prior to its disposal or reassignment to another employee.
The SuperScan 813 also features five language selections and Hitachi's EasyMenu on-screen controls with adjustments for color temperature, degauss, moire, trapezoid, pincushion and more.
The DoD owner may choose to erase data, degauss the storage media or remove the media from the equipment.