Difference between revisions of "3480/3490"
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**[http://www-03.ibm.com/ibm/history/exhibits/storage/storage_3490.html IBM 3490E magnetic tape subsystem enhanced capability] | **[http://www-03.ibm.com/ibm/history/exhibits/storage/storage_3490.html IBM 3490E magnetic tape subsystem enhanced capability] | ||
*[http://www.slac.stanford.edu/comp/intro/scsc/service.frame.html#REF49171 Tape Media services of the Standford SCS] from October 16, 1996 | *[http://www.slac.stanford.edu/comp/intro/scsc/service.frame.html#REF49171 Tape Media services of the Standford SCS] from October 16, 1996 | ||
| + | *[http://www.imation.com Imation] links | ||
| + | **[http://www.imation.com/products/data_center_tape/3480_3490E_tape_cartridges.html Imation 3480, 3490E & 3490EL Cartridges] | ||
| + | **([http://www.imation.com/products/pdfs/3480_3490E_Brochure.pdf PDF]) of Imation 3480 & 3490E Half-Inch Tape Cartridge Brochure | ||
| + | **([http://lisa.imation.com/images/uploaded/5/15/pdf/RG3490EL.pdf PDF]) of Imation RoyalGuard 3490EL product specification | ||
*[[wikipedia:Magnetic tape]] | *[[wikipedia:Magnetic tape]] | ||
{{stub}} | {{stub}} | ||
[[Category:Backup and Recovery]] | [[Category:Backup and Recovery]] | ||
Revision as of 18:16, 1 November 2006
3480/3490 is the machine type of a tape backup system based on the 1/2-inch cartridge which uses a linear serpentine recording technique.
Tape Drive
There a various models of 3480s/3490s: standalone single drive, rackmounted with autoloader, etc.
The alpha character following the dash indicates what kind of read/write drive is used.
- 3480
- 18 tracks
- 3490
- 18 tracks
- 3490-E
- 36 tracks
Media
There are three kinds of 3480/3490 media. Unlike 3590 media, these are not distinguishable by the color of the plastic insert on the cartridge, nor the single letter designation near the barcode label.
- 3480/3490 media (aka 3480-OL "Original Length")
- unknown color plastic bottom
- 575 feet
- 3480-XL media (aka "Extended Length")
- unknown color plastic bottom
- 669 feet
- 3490E media
- putty color plastic bottom
- 1100 feet
- 3490EL media manufactured by Imation
- unknown color plastic bottom
- 1250 feet
Capacity
The capacity of a given 3480/3490 cartridge depends on the drive, the media, and compression.
It varies from 210MB to 1600MB per cartridge.
| Drive | 3480 media |
3480-XL media |
3590 media |
3590E media |
3590EL media |
|---|---|---|---|---|---|
| 3480 | 210MB | 250MB | (400MB) | n/a | n/a |
| 3490 | 210MB | 250MB | (4??MB) | n/a | n/a |
| 3490E | n/a | n/a | n/a | 800MB (1600MB) |
910MB (???MB) |
- Note: (##MB) denotes capacity with compression.
See also
External links
- Disc Interchange Service Company links
- IBM Archives links
- Tape Media services of the Standford SCS from October 16, 1996
- Imation links
- Imation 3480, 3490E & 3490EL Cartridges
- (PDF) of Imation 3480 & 3490E Half-Inch Tape Cartridge Brochure
- (PDF) of Imation RoyalGuard 3490EL product specification
- wikipedia:Magnetic tape
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