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1-2
Specifications
Feature
Diskette Drive
Performance
Recording Capacity
Data Transfer Rate
Disk Speed
Number of Tracks
Maximum Bit Density
Seek Time
Head Setting Time
Tracks per Inch
Recording Mode
General Specifications
Temperature
Relative Humidity
Dimensions (W x H x D)
Weight
Table 1-1 Diskette Drive Specifications
Specification
NEC Diskette Drive FD1231H-013
High density mode:
Unformatted:
Formatted:
Normal density mode:
Unformatted:
Formatted:
High density mode:
500/250 Kbit/sec
Normal density mode:
250/125 Kbit/sec
300 rpm
160 (80 tracks x 2 sides)
High density mode:
17434/8717 BPI
Normal density mode:
8717/4359 BPI
3 ms
15 ms
135 TPI
MFM/FM
Operating: 4 to 46
20 to 80
25.4 mm x 101.6 mm x 146 mm
430 grams (typical)
2.00/1.00 MB
1440 KB (512B 18 Sec)
720 KB (256B 18 Sec)
1.00/0.50 MB
640 KB (256B 16 Sec)
320 KB (128B 16 Sec)
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