20 Meg Hard Disk Card  (250-1029A/B)  Specifications    Faxback Doc. # 3005

        CAPACITY: 21.3 MB formatted       TRANSFER RATE: 5 Ms
       CYLINDERS: 615                             HEADS: 4
 TRACKS PER INCH: 753                             DISKS: 2
  AVERAGE ACCESS: 85 Ms                          FORMAT: MFM
ROTATIONAL SPEED: 3550 rpm              OP. TEMPERATURE: 59 deg F to 91 deg F
BYTES PER SECTOR: 512                 SECTORS PER TRACK: 17
            MTBF: 20,000 hours        DRIVE DESIGN LIFE: 5 years
    MAX. CURRENT: 1.7A @ 5VDC,          TYPICAL CURRENT: 1.7A @ 5VDC,
                  2.0A @ 12VDC                           O.7A @ 12VDC
         VOLTAGE: +5VDC, +12VDC           TYPICAL POWER: 16.9 Watts
                                              TOLERANCE: +5%, -5%

(dkh-08/05/93)