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                         Common Floppy Disk Formats

             Supporting                +-----Sectors----+   Entries
        Disk    DOS              per  per  per   per   per   Total
        Type   Vers  Sides Trks  TRK  FAT  DIR Cluster DIR  Sectors
        -------------------------------------------------------------

        5. 160k  (1.0)   1   (40)   8    1    4     1     64     320

        5. 320k  (1.1)   2   (40)   8    1    7     2    112     640

        5. 180k  (2.0)   1   (40)   9    2    4     1     64     360

        5. 360k  (2.0)   2   (40)   9    2    7     2    112     720

        5. 1.2M  (3.0)   2   (80)  15    7   14     1    224    2400

        3. 720k  (3.2)   2   (80)   9    3    7     2    112    1440

        3. 1.44M (3.3)   2   (80)  18    9   14     1    224    2880