Digital Linear Tape (DLT) is a magnetic tape data storage technology developed by Digital Equipment Corporation (DEC) from 1984 onwards. In 1994 the technology was purchased by Quantum Corporation, who currently manufactures drives and licenses the technology and trademark.
DLT uses linear serpentine recording with multiple tracks on half-inch (12.7 mm) wide tape. The cartridges contain a single reel and the tape is pulled out of the cartridge by means of a leader tape attached to the take- up reel inside the drive. The drive leader tape is buckled to the cartridge leader during the load process. Tape speed and tension are controlled electronically via the reel motors; there is no capstan. The tape is guided by 4 to 6 rollers that touch only the back side of the tape. Tape material is metal particle tape (MP/AMP.)
SDLT adds an optical servo system that reads servo patterns on the back of the tape, in order to keep the data tracks on the front of the tape correctly aligned with the read/write heads. This is important for newer tape media, which have very thin dense data tracks; 256, 384 and 768 data tracks on a half inch wide tape are now common.
… quoted from Wikipedia
Pinetree offers component level solution to your DLT drive repairs for stand-alone DLT units as well as internal Tape Library components. Our ten day turn-around time is one of the fastest in the industry, and we stand behind all of our repairs with a ONE year warranty on all of our work. Pinetree Peripherals also sells new and refurbished units, as well as DLT Leaders, Leader Kits, and media.
| Manufacturer | Model | DLT Drive Sales | Drive Exchanges | DLT Depot Repair | Parts Sales | Annual Maintenance Contracts |
|---|---|---|---|---|---|---|
| Quantum | DLT2000 | Yes | Yes | Yes | Yes | Yes |
| Quantum | DLT4000 | Yes | Yes | Yes | Yes | Yes |
| Quantum | DLT7000 | Yes | Yes | Yes | Yes | Yes |
| Quantum | DLT8000 | Yes | Yes | Yes | Yes | Yes |
| Quantum | VS80 | Yes | Yes | Yes | Yes | Yes |
| Quantum | SDLT | Yes | Yes | Yes | No | Yes |
| Quantum | SDLT220 | Yes | Yes | Yes | No | Yes |
| Quantum | SDLT320 | Yes | Yes | Yes | No | Yes | Quantum | SDLT600 | Yes | Yes | Yes | No | Yes |
| Benchmark | DLT1 | Yes | Yes | Yes | Yes | Yes |
| Benchmark | VS80 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 110T | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 110T DDS4 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 110T LTO | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 110T VS80 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 110T VS160 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 110T SDLT | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 112T DLT | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 112T VS80 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 112T VS160 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 112T DDS4 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 114T DAT72 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 114T VS160 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 114T SDLT | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 114T LTO | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 120T DLT | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 120T DLT1 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 120T DDS | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 122T VS80 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 122T SDLT | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 122T LTO | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 124T VS160 | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 124T LTO | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 128T SDLT | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 128T LTO | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 130T | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 132T | Yes | Yes | Yes | Yes | Yes |
| Dell | PowerVault 136T | Yes | Yes | Yes | Yes | Yes |
| Hewlett-Packard | Surestore DLT1 VS80 | Yes | Yes | Yes | No | No |
| Hewlett-Packard | Surestore DLT | Yes | Yes | Yes | No | No |
| Hewlett-Packard | Surestore DLT8000 | Yes | Yes | Yes | No | Yes |
| Hewlett-Packard | Surestore 1/20 | Yes | Yes | Yes | Yes | No |
| Hewlett-Packard | Surestore 2/20 | Yes | Yes | Yes | Yes | No |
| Hewlett-Packard | Surestore 4/40 | Yes | Yes | Yes | Yes | No |
| Hewlett-Packard | Surestore 6/60 | Yes | Yes | Yes | Yes | No |
| Hewlett-Packard | STORAGEWORKS SERIES | Yes | Yes | Yes | No | No |
| Hewlett-Packard | SURESTOR SERIES | Yes | Yes | Yes | No | No | StorageTek(Sun StorEdge) | DLT1 | Yea | Yes | Yea | Yea | Yes |
| StorageTek(Sun StorEdge) | DLT8000 | Yes | Yes | Yes | No | No |
| Storagetek(Sun StorEdge) | SDLT | Yes | No | Yes | No | No |
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