Asus Xonar DG - Manual (Page 57)

51 ASUS Xonar DG
Q2� �hy does the Xonar DG support Dolby ® �eadphone?
Answer�
Dolby is the ONLY brand and technology recognized by the CE industry and
available on a wide range of audio equipment. Xonar DG includes the feature to
make your PC a powerful media and entertainment center.
Q3� Does the Xonar DG support �AX on �ista?
Answer�
Yes, Xonar DG can support the latest EAX on Windows 7/ Vista /XP through
innovative DirectSound3D Game EXtensions v2.5 (DG3D GX 2.5) technology.
Q4� �hy do I need Dolby �eadpone for PC games?
Answer�
Dolby Headphone is the best 3D sound positioning, spatial modeling and 5.1-
channel virtualization technology for regular stereo headphones and speaker
headphones.
Q5: What is the most important benefit of the Xonar DG for gamers?
Answer�
1. Headphone amplifier: Enables accurate sound positioning in superb quality
for unparalleled gaming experience.
2. Dolby headphone: Delivers a realistic and spacious 2-to-5.1 surround and
3D positional sound field over any set of stereo headphones.
3. GX 2.5: Enables the latest EAX gaming audio and restore surround gaming
in Windows Vista/7 without additional software.
Q6: Will PCM sound output through S/PDIF be just 2 channels even with
different analog output channels?
Answer�
The S�PDIF protocol specification (IEC-60�58) can only carry 2-channel PCM
data or non-PCM AC3/DTS data. So, when a user selects PCM output for S/PDIF,
the Xonar sound card will always deliver 2 channel PCM data through the S/PDIF
output port.