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- ST - 212
-
- UNFORMATTED CAPACITY (MB) ________________12.76
- FORMATTED CAPACITY (32 SECTORS) (MB) _____10.0
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________1,224
- CYLINDERS ________________________________306
- HEADS ____________________________________4
- DISCS ____________________________________1
- MEDIA TYPE _______________________________OXIDE
- RECORDING METHOD _________________________MFM
- TRANSFER RATE (mbits/sec) ________________5.0
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________550
- BPI (BITS PER INCH) ______________________10,560
- AVERAGE ACCESS (ms) ______________________65
- SINGLE TRACK SEEK (ms) ___________________23
- MTBF (power-on hours) ____________________11,000
- POWER REQUIREMENTS: +12V START-UP (amps) _3.2
- +12V TYPICAL (amps) __1.0
- +5V TYPICAL (amps) ___1.0
- TYPICAL (watts) ______17
- MAXIMUM (watts) ______44.4
- BUFFERED STEP PULSE RATE (micro sec) _____5-500
- WRITE PRECOMP (cyl) ______________________128
- REDUCED WRITE CURRENT (cyl) ______________N/A (307)
- LANDING ZONE (cyl)________________________319
- IBM AT DRIVE TYPE ________________________1