Difference between revisions of "3480/3490"

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==External links==
 
==External links==
*[http://www.discinterchange.com Disc Interchange Service Company] links
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*[http://www.discinterchange.com/IDtape.aspx Identifying computer tapes] with images from Disc Interchange Service Company
**[http://www.discinterchange.com/media_photos/media-3480_.html 3490 tape information]
 
**[http://www.discinterchange.com/faq_.html 3490 vs 3590]
 
 
*[http://www-03.ibm.com/ibm/history/index.html IBM Archives] links
 
*[http://www-03.ibm.com/ibm/history/index.html IBM Archives] links
 
**[http://www-03.ibm.com/ibm/history/exhibits/storage/storage_3480.html IBM 3480 magnetic tape subsystem]
 
**[http://www-03.ibm.com/ibm/history/exhibits/storage/storage_3480.html IBM 3480 magnetic tape subsystem]

Revision as of 17:10, 30 January 2008

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.

Manuals

Softcopy: 3490E Introduction and Planning Guide

Softcopy: 3490E User's Guide

3490 Reference Codes

Other Manuals

See also

External links


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