DISK DRIVE SPECIFICATIONS.

     MODEL   M2233AT (half-heigh form factor)
     Part number  B03B-4695-B101A  

        INTERFACE  ST506/412        RECORDING CODE     MFM       

        CAPACITY----Unformatted  13.33    Mb.   Formatted  10.48      Mb.
                    Per Track    10,416 (unformatted) bytes 
         Sectors/track   32       

        NUMBER OF---Heads        4               
                    Cylinders    320           
        POSITIONING TIME 
                    Track to track  18      mS. Average   95       mS.
                    Maximum         245   mS. 


        SPINDLE SPEED      3600     R.P.M.    AVERAGE LATENCY  8.3     mS.

        DENSITY---Recording  10,200   B.P.I.     Track   300       T.P.I.
                  
        DATA TRANSFER RATE  625 KB/S
          

        START TIME   < 20      Secs.    STOP TIME   < 15       Secs.

        ERROR RATES   Recoverable   10 per 10*E 11 bits read
                      Non-recoverable  10 per 10*E 13 bits read
                      Seek        10 per 10*E 7 seeks   


                              PHYSICAL SPECIFICATIONS

        DIMENSIONS.  (H*W*D) 1.6"*5.7"*8"           WEIGHT.  3 lbs      _
        POWER REQUIREMENTS.  12VDC  1.8A (max. 4A); 5VDC  1A             
                     Consumption.   27           Watts.

                                OPERATING          NON-OPERATING     
        Temperature - - - - |5 to 45 deg C      |-40 to 60 deg C     |
        Humidity - - - - - -|20% to 80% RH      |5% to 95% RH        |
        Altitude - - - - - -|10,000 ft          |40,000 ft           |
        Vibration - - - - - |<.2 G (3 to 60 HZ) |<.4 G (3 to 60 HZ)  |
        Shock - - - - - - - |< 2 G (max.10 ms)  |<3 G (max. 10 ms)   |
        Temperature Gradient|           < 15 deg C / hour            |

                                  RELIABILITY DATA

             Mean time before failure   >20,000       Hrs.
              Mean time to repair    <.5           Hrs.
               Component life          5        Yrs.
    
                                   STANDARDS

          UL       Yes               
          CSA      Yes              
-....1200 N81N         ........................