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Table 6-10
Continued
1.68 MB
DMF
Motor RPM
720±
0.5%
Motor start time
800 ms
Track density
135 TPI
Track width
125 µm
Encoding method
MFM
Max flux density
17,334
FCI
Recording density
17,334
BPI
Nominal transfer
150
rate
KB/sec
Nominal sustained
65
transfer rate
KB/sec
across interface
read,
32
KB/sec
write
Buffer transfer rate
4.0
MB/sec
Dimensions
Height
Length
Width
Weight
Power Supply (input)
Operating voltage
Operating current
Operating frequency range
Maximum transient
1.44 MB
1.2 MB
1.2 MB
720±
720±
720±
0.5%
0.5%
0.5%
800 ms
800 ms
800 ms
135 TPI
135 TPI
135 TPI
125 µm
125 µm
125 µm
MFM
MFM
MFM
17,334
17,334
17,334
FCI
FCI
FCI
17,334
17,334
17,334
BPI
BPI
BPI
150
125
125
KB/sec
KB/sec
KB/sec
55
49
46
KB/sec
KB/sec
KB/sec
read,
read,
read,
28
25
23
KB/sec
KB/sec
KB/sec
write
write
write
4.0
4.0
4.0
MB/sec
MB/sec
MB/sec
Table 6-11
AC Adapter
U.S.
Metric
2.92 cm
1.15 in.
6.03 cm
2.38 in.
3.60 cm
1.40 in.
0.30 kg
0.66 lb.
90 to 260 VAC RMS
1.1 A RMS
47 to 63 Hz AC
4/50 kV
Specifications
720 KB
720±
0.5%
800 ms
135 TPI
125 µm
MFM
17,334
FCI
17,334
BPI
75
KB/sec
28
KB/sec
read,
14
KB/sec
write
4.0
MB/sec
6-9
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