- Travan
Travan is an 8 mm
magnetic tape cartridge design developed by the 3M company, used for the storage of data incomputer backup s and mass storage. Over time, subsequent versions of Travan cartridges and drives have been developed that provide greater data capacity, while retaining the standard 8 mm width and 750' length. Travan is standardized under theQIC body.The Travan format competes mainly against the DDS, AIT, and
VXA formats.Generations
TR-1
* Travan TR-1 cartridges offer a 400 MB native capacity with a 0.25 MB/s transfer rate using the QIC-80 media format.
TR-2
* TR-2 was designed by 3M, but they never marketed it.
* TR-2 cartridges were designed to have an 800 MB native capacity with a 0.25 MB/s transfer rate using the QIC-3010 media format.
* The spec called for 50 tracks across the tape, with a recording density of 22,125 flux transitions per inch (ftpi).TR-3
* Travan TR-3 cartridges offer a 1.6 GB native capacity with a 0.5 MB/s transfer rate using the QIC-3020 media format.
TR-4
* Travan TR-4 cartridges offer a 4 GB native capacity using the QIC-3095 media format.
* Travan 8 GB cartridges offer a 4 GB native capacity with a 1.2 MB/s transfer rate.
* Travan NS8 cartridges offer a 4 GB native capacity with a 1.2 MB/s transfer rate.
* Imation HP Colorado 5 GB is a 460 ft variation on the TR-4 standard. It offered 2.5 GB native capacity, 1 MB/s transfer rate.TR-5
* Travan NS20 cartridges offer a 10 GB native capacity with a 2 MB/s transfer rate.
* Travan 20 GB cartridges offer a 10 GB native capacity with a 2 MB/s transfer rate.TR-7
* Travan 40 GB cartridges offer a 20 GB native capacity with a 4 MB/s transfer rate.
External links
* [http://www.imation.com/products/travan/travan_data_cartridges.html Imation - Travan Data Cartridges]
* [http://www.imation.com/products/pdfs/TravanNS_Flyer.pdf Imation - Flyer with cartridge specs]
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