
8200 format
(EXB-8205
and EXB-8505)
8200c format*
(EXB-8205
and EXB-8505)
8500 format
(EXB-8505)
8500c format*
(EXB-8505)
Maximum sustained
data transfer rate
262
KBytes/sec
500
KBytes/sec
1.0
MByte/sec
Maximum capacity
on 112m tape
2.5
GBytes
5.0
GBytes
10.0
GBytes
Maximum capacity
on 160m XL tape
(XL CTSs only)
3.5
GBytes
7.0
GBytes
14.0
GBytes
Track
structure
Helical scan: One write head writes
a single data track
witha–10°azimuth.
Helical scan: Two write heads write
two overlapping data tracks.
Track 1 = +20° azimuth.
Track 2 = –10° azimuth.
Supports partitions
no yes
Supports setmarks
no yes
Long
filemarks
270 tracks
(2,160 KBytes)
6 tracks
(48 KBytes)
Short
filemarks
23 tracks
(184 KBytes)
one 1-KByte
physical block
Setmarks no
yes–6 tracks
(48 KBytes)
EOD
mark
no yes–849 tracks yes–602 tracks
Search
fields
no yes
Logical
block packing
no yes
*Assumes a data compression ratio of 2:1.
Table 1-3 Data format features
May 1994 EXB-8205 and EXB-8505
(Standard and XL)
1-5
1 CTS Features
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