| File Type 1 |
Sound Designer Audio File (Most common) |
| File Format |
File |
| Common? |
No |
| File Description |
Audio format used by Sound Designer, one of the first popular audio-editing programs available for the Mac |
| Program(s) that open sd files |
Mac: Digidesign Sound Designer; Pro Tools
Windows: Digidesign Pro Tools; FMJ-Software Awave Studio |
| File Type 2 |
ESPS Sampled Data File |
| File Format |
File |
| Common? |
No |
| File Description |
Audio format created by Entropic Research Laboratories and used for the WAVES+ display program, ESPS signal processing library, and the HTK speech recognition toolkit |
| Program(s) that open sd files |
Windows: The Hidden Markov Model Toolkit (HTK); FMJ-Software Awave Studio |
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