| Specifications | |
|---|---|
| Controller | MASSBUS |
| Disk type | Four-platter sealed/fixed HDA |
| Dimensions | Height: 39" / 99 cm
Width: 21.5" / 54.6 cm Depth: 33" / 83.8 cm |
| Weight | 370 lbs / 167 kg |
| Phases | 1 |
| Starting (surge) Current |
35A at 120VAC
17A at 240VAC |
| Surge duration | 5 s |
| Operating Current | 7.5 A @ 120 VAC
5 A @ 240 VAC |
| Power Consumption | 640 W |
| Heat Dissipation | 2185 BTU/hr |
| Drives per controller | 8 |
| Formatted capacity per HDA | 124MB |
| Peak transfer speed | 1200 KB/s |
| Average access time | 33.3 ms |
| Average seek time | 25 ms |
| Average Rotational Latency | 8.3 ms |
| Track to Track Seek | 6 ms |
| Rotational Speed | 3600 RPM |
| Surfaces per HDA | 7 data 1 servo |
| Tracks per Surface | 1118 data
+ 4 for diagnostic testing |
| Sectors per Track | 31 data
+ 1 bad block replacement (16-bit format) |
| Bytes per Sector | 512 |
| Tracks per Inch | 480 |
| Bits per Inch | 6339 |