************************************************************ Miniscribe Disk Drive Specifications For Model: 1012 ************************************************************ FORM FACTOR 5.25 inch FH INTERFACE ST506 DATA ENCODING METHOD MFM DATA TRANSFER RATE (Mbit/Sec) 5.0 DISK DRIVE CHARACTERISTICS HEADS 4 CYLINDERS 306 SECTORS/TRACK (512 Byte Sectors) 17 WRITE PRECOMPENSATION CYLINDER 128 REDUCED WRITE CURRENT CYLINDER 306 UNFORMATTED BYTES/TRACK 10,416 ROTATIONAL SPEED (RPM) 3,600 UNFORMATTED CAPACITY (Millions of Bytes) 12.7 FORMATTED CAPACITY (Millions of Bytes) 10.7 FORMATTED CAP. (MB = 1,048,576 Bytes) 10.1 ACCESS TIMES (mSec)* SINGLE TRACK 17 ONE-THIRD STROKE** 179 MAXIMUM 534 *(INCLUDES SETTLING) **(APPROXIMATION OF AVERAGE) POWER REQUIREMENTS DISSIPATION (Watts) MAXIMUM 23.0 CURRENT (Amps) +5 V DC (+ or - 5%) 0.7 +12 V DC (+ or - 5%) 1.6 MAXIMUM STARTUP CURRENT 3.5 PHYSICAL DIMENSIONS HEIGHT (in) 3.25 WIDTH (in) 5.75 DEPTH (in) 8 WEIGHT (lbs) 5.5 OPERATIVE ENVIRONMENTAL LIMITS MINIMUM TEMPERATURE (Centigrade) 4 MAXIMUM TEMPERATURE (Centigrade) 46 THERMAL GRADIENT (Degrees C/Hour) 10 RELIABILITY MTBF (Hours) 8,000 MTTR (Minutes) 30 COMPONENT DESIGN LIFE (Years) 5