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- ST - 138R
-
- UNFORMATTED CAPACITY (MB) ________________38.4
- FORMATTED CAPACITY (26 SECTORS) (MB) _____32.7
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________2,460
- CYLINDERS ________________________________615
- HEADS ____________________________________4
- DISCS ____________________________________2
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________824
- BPI (BITS PER INCH) ______________________22,430
- AVERAGE ACCESS (ms) ______________________40/28*
- SINGLE TRACK SEEK (ms) ___________________8
- MTBF (power-on hours) ____________________50,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.0
- +12V TYPICAL (amps) __0.35
- +5V TYPICAL (amps) ___0.8
- TYPICAL (watts) ______8
- MAXIMUM (watts) ______28
- BUFFERED STEP PULSE RATE (micro sec) _____3-200
- WRITE PRECOMP (cyl) ______________________N/A (616)
- REDUCED WRITE CURRENT (cyl) ______________N/A (616)
- LANDING ZONE (cyl)________________________AUTO PARK
- IBM AT DRIVE TYPE ________________________6
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- *ST138R-0/ST138R-1
-
-
- ST - 157R
-
- UNFORMATTED CAPACITY (MB) ________________57.7
- FORMATTED CAPACITY (26 SECTORS) (MB) _____49.1
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________3,690
- CYLINDERS ________________________________615
- HEADS ____________________________________6
- DISCS ____________________________________3
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________824
- BPI (BITS PER INCH) ______________________22,430
- AVERAGE ACCESS (ms) ______________________40/28*
- SINGLE TRACK SEEK (ms) ___________________8
- MTBF (power-on hours) ____________________50,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.0
- +12V TYPICAL (amps) __0.35
- +5V TYPICAL (amps) ___0.8
- TYPICAL (watts) ______8
- MAXIMUM (watts) ______28
- BUFFERED STEP PULSE RATE (micro sec) _____3-200
- WRITE PRECOMP (cyl) ______________________N/A (616)
- REDUCED WRITE CURRENT (cyl) ______________N/A (616)
- LANDING ZONE (cyl)________________________AUTO PARK
- IBM AT DRIVE TYPE ________________________3**
-
- *ST157R-0/ST157R-1
- **MAY REQUIRE PARTITIONING SOFTWARE
-
-
- ST - 225R
-
- UNFORMATTED CAPACITY (MB) ________________25.0
- FORMATTED CAPACITY (31 SECTORS) (MB) _____21.2
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________1,334
- CYLINDERS ________________________________667
- HEADS ____________________________________2
- DISCS ____________________________________1
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________588
- BPI (BITS PER INCH) ______________________18,897
- AVERAGE ACCESS (ms) ______________________70
- SINGLE TRACK SEEK (ms) ___________________20
- MTBF (power-on hours) ____________________50,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.4
- +12V TYPICAL (amps) __0.9
- +5V TYPICAL (amps) ___0.8
- TYPICAL (watts) ______14.8
- MAXIMUM (watts) ______33
- BUFFERED STEP PULSE RATE (micro sec) _____5-200
- WRITE PRECOMP (cyl) ______________________N/A (668)
- REDUCED WRITE CURRENT (cyl) ______________N/A (668)
- LANDING ZONE (cyl)________________________670
- IBM AT DRIVE TYPE ________________________N/A*
-
- *MUST BE USED WITH THE ST11R CONTROLLER
-
-
- ST - 238R
-
- UNFORMATTED CAPACITY (MB) ________________38.4
- FORMATTED CAPACITY (26 SECTORS) (MB) _____32.7
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________2,460
- CYLINDERS ________________________________615
- HEADS ____________________________________4
- DISCS ____________________________________2
- MEDIA TYPE _______________________________OXIDE
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________588
- BPI (BITS PER INCH) ______________________14,740
- AVERAGE ACCESS (ms) ______________________65
- SINGLE TRACK SEEK (ms) ___________________20
- MTBF (power-on hours) ____________________50,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.4
- +12V TYPICAL (amps) __0.9
- +5V TYPICAL (amps) ___0.8
- TYPICAL (watts) ______14.8
- MAXIMUM (watts) ______33
- BUFFERED STEP PULSE RATE (micro sec) _____5-200
- WRITE PRECOMP (cyl) ______________________N/A (616)
- REDUCED WRITE CURRENT (cyl) ______________N/A (616)
- LANDING ZONE (cyl)________________________670
- IBM AT DRIVE TYPE ________________________6
-
-
- ST - 250R
-
- UNFORMATTED CAPACITY (MB) ________________50.0
- FORMATTED CAPACITY (31 SECTORS) (MB) _____42.3
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________2,668
- CYLINDERS ________________________________667
- HEADS ____________________________________4
- DISCS ____________________________________2
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________588
- BPI (BITS PER INCH) ______________________18,897
- AVERAGE ACCESS (ms) ______________________70
- SINGLE TRACK SEEK (ms) ___________________20
- MTBF (power-on hours) ____________________50,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.4
- +12V TYPICAL (amps) __0.9
- +5V TYPICAL (amps) ___1.1
- TYPICAL (watts) ______16.3
- MAXIMUM (watts) ______35
- BUFFERED STEP PULSE RATE (micro sec) _____5-200
- WRITE PRECOMP (cyl) ______________________N/A (668)
- REDUCED WRITE CURRENT (cyl) ______________N/A (668)
- LANDING ZONE (cyl)________________________670
- IBM AT DRIVE TYPE ________________________N/A*
-
- *MUST BE USED WITH THE ST11R CONTROLLER; MAY REQUIRE
- PARTITIONING SOFTWARE
-
-
- ST - 277R
-
- UNFORMATTED CAPACITY (MB) ________________76.9
- FORMATTED CAPACITY (26 SECTORS) (MB) _____65.5
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________4,920
- CYLINDERS ________________________________820
- HEADS ____________________________________6
- DISCS ____________________________________3
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________777
- BPI (BITS PER INCH) ______________________14,902
- AVERAGE ACCESS (ms) ______________________40/28*
- SINGLE TRACK SEEK (ms) ___________________8
- MTBF (power-on hours) ____________________50,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.0/2.5*
- +12V TYPICAL (amps) __0.5
- +5V TYPICAL (amps) ___1.0/1.2*
- TYPICAL (watts) ______11/12*
- MAXIMUM (watts) ______29/36*
- BUFFERED STEP PULSE RATE (micro sec) _____3-200
- WRITE PRECOMP (cyl) ______________________N/A (821)
- REDUCED WRITE CURRENT (cyl) ______________N/A (821)
- LANDING ZONE (cyl)________________________AUTO PARK
- IBM AT DRIVE TYPE ________________________44 or 3**
-
- *ST277R-0/ST277R-1
- **MAY REQUIRE PARTITIONING SOFTWARE
-
-
- ST - 4144R
-
- UNFORMATTED CAPACITY (MB) ________________144.0
- FORMATTED CAPACITY (26 SECTORS) (MB) _____122.7
- ACTUATOR TYPE ____________________________VOICE COIL
- TRACKS ___________________________________9,216
- CYLINDERS ________________________________1,024
- HEADS ____________________________________9
- DISCS ____________________________________5
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________1,031
- BPI (BITS PER INCH) ______________________14,688
- AVERAGE ACCESS (ms) ______________________28
- SINGLE TRACK SEEK (ms) ___________________6
- MTBF (power-on hours) ____________________30,000
- POWER REQUIREMENTS: +12V START-UP (amps) _4.0
- +12V TYPICAL (amps) __1.3
- +5V TYPICAL (amps) ___1.3
- TYPICAL (watts) ______23
- MAXIMUM (watts) ______55
- BUFFERED STEP PULSE RATE (micro sec) _____3-70
- WRITE PRECOMP (cyl) ______________________N/A (1025)
- REDUCED WRITE CURRENT (cyl) ______________N/A (1025)
- LANDING ZONE (cyl)________________________AUTO PARK
- IBM AT DRIVE TYPE ________________________35 or 12*
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- *MAY REQUIRE PARTITIONING SOFTWARE
-