| Technical Specifications |
| Description |
| Media type |
DDS-3 |
| Model name |
Scorpion 24 |
| Model number |
STD224000N-SB |
| Interface type |
SCSI-2 |
| Native Capacity (max) |
12 |
| Compressed (2:1) capacity (max) |
24 |
| Physical Specifications |
| Form factor (width) |
5.25-inch |
| Form factor (height) |
half-height |
| Height |
41.2 mm |
| Width |
146 mm |
| Length |
175 mm |
| Weight |
1.1 kg |
| Performance |
| Sustained transfer rate (native) |
66 Mbytes/min |
| Sustained transfer rate (compressed) |
132 Mbytes/min |
| Max burst transfer rate (synchronous) |
600 Mbytes/min |
| Max burst transfer rate (asynchronous) |
420 Mbytes/min |
| Max tape speed - read/write |
11.9 Inches/sec |
| Max tape speed - search/rewind |
200 Inches/sec |
| Average access time (max capacity) |
40 seconds |
| Drum rotation speed (max) |
4,000 RPM |
| Head-to-tape speed |
247 Inches/sec |
| Default buffer (cache) size |
2,000 Kbytes |
| Configuration |
| Recording format |
DDS-3,DDS-2,DDS-DC,DDS |
| Recording method |
helical scan (R-DAT) |
| Recording density |
122 bits/inch |
| Flux density |
1,524 flux changes/inch |
| Track density |
2,804 tracks/inch |
| Compatibility |
| Read/write compatibility |
DDS-3, DDS-2 DDS-DC, DDS |
| Electrical Requirements |
| Current usage, Standby(+5V DC) |
0.48 amps max |
| Current usage, Standby(+12V DC) |
0.3 amps max |
| Current usage, Operation(+5V DC) |
1 amps max |
| Current usage, Operation(+12V DC) |
1.8 amps max |
| Current usage, max (5V) |
0.8 amps |
| Current usage, max (12V) |
0.6 amps |
| Power usage, Idle |
5.5 watts |
| Power usage, Nominal |
11 watts |
| Voltage tolerance & ripple |
10 |
| Environmental Specifications |
| shock and vibration |
| Operating shock (max) |
10 Gs (11-msec) |
| Nonoperating shock (max) |
50 Gs (11-msec) |
| Nonoperating vibration (max) |
1.5 Gs |
| temperature and humidity |
| Operating temperature (min) |
5 deg C |
| Operating temperature (max) |
45 deg C |
| Nonoperating temperature (min) |
-40 deg C |
| Nonoperating temperature (max) |
65 deg C |
| Operating temperature change (max) |
120 deg C/hour |
| Operating relative humidity (max) |
80 % |
| Nonoperating relative humidity (max) |
90 % |
| Wet bulb temperature(max) |
26 deg C |
| altitude |
| Operating altitude (min) |
-100 m |
| Operating altitude (max) |
4,575 m |
| Nonperating altitude (min) |
-300 m |
| Nonperating altitude (max) |
15,200 m |
| acoustics |
| Operating acoustics (max) |
50 dBA |
| Idling acoustics (max) |
45 dBA |
| Reliability |
| MTBF (20% duty) |
265,000 hours |
| Error rate |
< 1 per 1015 errors/bits read |
| Warranty period |
3 year(s) |
| Supports read-while-write |
Yes |
