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DFF (DSDIFF)<br />
This is a 1-bit audio file format widely used in professional audio devices for SACD (Super<br />
Audio CD) production.<br />
The name stands for Direct Stream Digital Interchange File Format (file extension .dff).<br />
DSF<br />
This is a 1-bit audio file format used in some "VAIO" personal computers made by Sony.<br />
The name stands for DSD Stream File (file extension .dsf).<br />
WSD<br />
This is a 1-bit audio file format defined by the "1-bit Audio Consortium."<br />
The name stands for Wideband Single-bit Data (file extension .wsd).<br />
Settings when WAV (BWF) is selected<br />
If you select WAV (BWF), you can also select the sampling frequency and bit depth. At sampling<br />
frequencies of 88.2 kHz and higher, the bit depth will always be 24.<br />
For DFF, DSF, and WSD, the sampling frequency is 2.8224 MHz.<br />
Recording time for each format (per 1Gbyte)<br />
The following table shows the approximate recording time available in each format per 1 Gbyte<br />
of hard disk capacity.<br />
Format Recordable time Format Recordable time<br />
WAV 44.1kHz/16bit 90 minutes WAV 176.4kHz/24bit 15 minutes<br />
WAV 44.1kHz/24bit 60 minutes WAV 192kHz/24bit 13 minutes<br />
WAV 48kHz/16bit 85 minutes DFF 22 minutes<br />
WAV 48kHz/24bit 55 minutes DSF 22 minutes<br />
WAV 88.2kHz/24bit 30 minutes WSD 22 minutes<br />
WAV 96kHz/24bit 25 minutes<br />
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