Data Storage Technology (DST) is a 19 mm (0.75 in) widemagnetic tape data storage format created byAmpex in 1992. The DST format was also made by Ampex as a digital videotape format,DCT, using the same design of cassette. DST is relatively high capacity and high speed, especially compared to other tape technologies available in the 1990s. There are 3 standard tape cartridges sizes compatible with each generation, "Small", "Medium", and "Large".
| Generation | Original | Double Density | Quad Density |
|---|---|---|---|
| Release Date | 1992 | 1996 | 2000 |
| "Small" Capacity (GB) | 25 | 50 | 100 |
| "Medium" Capacity (GB) | 75 | 150 | 300 |
| "Large" Capacity (GB) | 165 | 330 | 660 |
| Max Speed (MB/s) | 15 | 20 |
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