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