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ST-213.TXT
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1989-03-09
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ST - 213
UNFORMATTED CAPACITY (MB) ________________12.8
FORMATTED CAPACITY (17 SECTORS) (MB) _____10.7
ACTUATOR TYPE ____________________________STEPPER
TRACKS ___________________________________1,230
CYLINDERS ________________________________615
HEADS ____________________________________2
DISCS ____________________________________1
MEDIA TYPE _______________________________OXIDE
RECORDING METHOD _________________________MFM
TRANSFER RATE (mbits/sec) ________________5.0
INTERFACE ________________________________ST412
TPI (TRACKS PER INCH) ____________________588
BPI (BITS PER INCH) ______________________9,827
AVERAGE ACCESS (ms) ______________________65
SINGLE TRACK SEEK (ms) ___________________20
MTBF (power-on hours) ____________________20,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.2
+12V TYPICAL (amps) __0.9
+5V TYPICAL (amps) ___0.8
TYPICAL (watts) ______14.8
MAXIMUM (watts) ______30.4
BUFFERED STEP PULSE RATE (micro sec) _____5-200
WRITE PRECOMP (cyl) ______________________300
REDUCED WRITE CURRENT (cyl) ______________N/A (616)
LANDING ZONE (cyl)________________________670
IBM AT DRIVE TYPE ________________________N/A