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IBM 0661 380MB
 
Specification
| Apricot Part Number |
PT14149611 |
| Access Times |
Single Cylinder Seek |
1 msec Read / 3 msec Write |
| Average Seek |
11.5 msec |
| Latency |
6.95 msec |
| Power Up Time |
27 secs |
| Data Transfer Rate |
Buffer to Disk |
2MB/sec |
| Host to Buffer |
5MB/sec |
| Drive Characteristics |
Cylinders |
1,201 (Physical) 1,199 (Logical) |
| R/W Heads |
14 |
| Sector/Track |
48 |
| Disks |
8 |
| Encoding |
RLL |
| Rotational Speed |
4,316 rpm |
| Track Density |
1469 tpi |
| Reliability |
MTBF |
150,000 POH |
| MTTR |
30 mins |
 
Dimensions
Height |
1.62 in |
41.3 mm |
Width |
4.0 in |
101.6 mm |
Depth |
5.75 in |
146.2 mm |
Weight |
2.2 lb |
1 Kg |
 
Environment
|
Non Operating |
Operating |
| Temperature |
-40°C to 60°C |
10°C to 50°C |
| Humidity |
5% to 80% |
8% to 80% |
| Altitude |
-1000 to 30,000 ft |
-1000 to 10,000 ft |
-304 to 9,144 M |
-304 to 3.048 M |
| Vibration |
0.5 G |
0 G |
| Shock |
35 G |
5 G (No soft errors) |
10 G (1 soft error/shock) |
| Power |
+5V ± 5% |
0.7A typical, 0.9A max. |
| +12V ±5% |
1.0A typical, 1.2A max. |
 
Jumper Settings
Jumper |
Function |
Comment |
1,2,3 |
SCSI ID |
Binary SCSI ID. Jumper 3 most significant |
4 |
Blank Polarity |
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5 |
Remote Start Option |
Fitted - Spin up as DC applied |
 
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