Definition: Analogue signals


Signals which come directly from the read/write heads, before digitalization. No analogue signals indicate that data has not been stored on the media, or the data has been removed using a strong magnetic field such as a Degausser.




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Data Recovery Fact

Defect Management

A general methodology of eliminating data errors on a recording surface by mapping out known defects on the media. The defective areas are rendered inaccessible, so that when information is written to the disk it is stored to non-defective locations on the disk. See G-List and P-List.

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