Digital Equipment SWXOR Series, Руководство пользователя, Страница: 36 / 42

Order Number: EK–SM1RC–UG. B01 A–1
A
Specifications
This appendix describes the physical, electrical, and environmental specifications for the drive.
NOTE
The physical specifications in the following table apply to the
characteristics of the drive with no front filler bezel attached.
Table A–1. Drive Specifications
Characteristic Specification(s)
Dimensions 5.75 in W 1.0 in H x 7.68 in D (146 mm x 25.4 mm x 195 mm)
Weight 1.94 lbs, 7 oz. (0.88 kg.)
Drive interface SCSI-2 (8-bit, single ended)
Formatted data capacity Approximately 600 Mbytes
Average data transfer rate 150 Kbytes/sec (single speed)
300 Kbytes/sec (dual speed)
Maximum burst rate: 1.5 Mbytes/s (async); 4.2 Mbytes/s (sync)
Random access time Average: 385 msec (single speed); 250 msec (dual speed)
Spin-up time 2.3 seconds (single speed)
2.6 seconds (dual speed)
Data buffer 64 Kbytes
Audio output level† Line output: 0.9 V @ 47 K
Ω
Headphone: 0.925 V @ 100
Ω
(at maximum volume)
Power +5 Vdc ± 5% @ 490 ma (average)
Operating temperature 5
°
to 50
°
C (41
°
to 122
°
F)
Operating humidity 10 to 90% relative humidity, maximum, non-condensing
Operating altitude 0 to 15,000 ft. (0 to 4.6 km)
† Support of the audio function is operating system dependent.