Apricot XEN Pentium 60, Owner'S Handbook Manual, Page: 130 / 139

B/4 XEN OWNER'S HANDBOOK
Technical Information
Appendix B
SCSI DDS These specifications apply when a cassette is inserted. Power
tape drive specifications are measured at the tape drive power connector
and are nominal values.
Nominal 60-metre cassette 1.3 Gbyte
capacity
Transfer rate Sustained 183 Kbyte/s (max)
Unrecoverable Less than 1 in 10 15 data bits
errors
Recording ANSI Digital Data
format Storage (DDS)
Power Current (max) 1.35 A @ +12 V dc
specification 0.71 A @ +5 V dc
SCSI Performance specifications apply when using data compression.
DDS-DC Power specifications are measured at the tape drive power
tape drive connector and are nominal values.
Nominal 60-metre cassette 1.3 Gbyte (1:1 base)
capacity 2.6 Gbyte (2:1 typical)
5.2 Gbyte (4:1 max
1 )
90-metre cassette 2.0 Gbyte (1:1 base)
4.0 Gbyte (2:1 typical)
8.0 Gbyte (4:1 max
1
)
Transfer rate Sustained 366 Kbyte/s (1:1 base)
732 Kbyte/s (2:1 typical)
1464 Kbyte/s (4:1 max
1 )
1 Nominal maximum only; can be exceeded for highly-compressible data.
Unrecoverable Less than 1 in 10 15 data bits
errors
Recording ANSI/ECMA Digital Data Storage with Data
format Compression (DDS-DC)