DST
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DST is an abbreviation which stands for:
- Data Storage and Transfer, a tape format for data backup developed by Ampex
- Daylight Saving Time
- Direction de la Surveillance du Territoire (Directorate of Territorial Surveillance), the French domestic intelligence agency
- Direct Stream Transfer, lossless compression used for SACD
- Discrete Sine Transform, a variant of the Discrete Fourier transform for real and odd functions
- Drive Self-Test, a self test for a hard disk in computing (see also: S.M.A.R.T.)