Asus XONARESSENCESTX Computer Accessories User Manual


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ASUS Xonar Essence STX
Items
Description
Audio Performance
Output Signal-to-Noise Ratio (A-Weighted):
124dB for Front-out
110dB for Headphone-out
Input Signal-to-Noise Ratio (A-Weighted):
118dB
Output Total Harmonic Distortion + Noise at 1kHz
(-3dB) :
0.0003% (-110dB) for Front-out
0.001% (-100dB) for Headphone-out
Input Total Harmonic Distortion + Noise at 1kHz
(-3dB) :
0.0002% (-113dB) for Line-in
Frequency Response (-3dB, 24-bit/96kHz format):
<10Hz to 80KHz
Output/Input Full-Scale Voltage
2 Vrms (5.65 Vp-p)
Headphone Impedance
Optimized for 32~600Ω
Bus Compatibility
PCI Express
-PCI Express Rev.1.0a specification compatible
-Max. full 2.5Gbps bandwidth per direction and optimized
latency for high-definition audio processing
-Compatible with X1, X4, X8, X16 PCI Express slots
Main Chipset
Audio Processor
ASUS AV100 High-Definition Sound Processor (Max.
192KHz/24bit)
24-bit D-A Converter of Digital Sources:
Texas Instruments PCM1792A*1 for Front-Out (127dB
SNR, Max. 192kHz/24bit)
High Fidelity Headphone Amplifier
Texas Instruments 6120A2*1 (120dB SNR, 100dB THD
+N @ Vcc±12V, R
L
=600Ω, f=1kHz)
24-bit A-D Converter for Analog Inputs:
Cirrus-Logic CS5361* 1 (114dB SNR, Max. 192kHz/24bit)
Sample Rate and Resolution
Analog Playback Sample Rate and Resolution
44.1K/48K/96K/192KHz @ 16/24bit
Analog Recording Sample Rate and Resolution
44.1K/48K/96K/192KHz @ 16/24bit
S/PDIF Digital Output
44.1K/48K/96K/192KHz @ 16/24bit, Dolby Digital
I/O Ports
Analog Output Jack:
RCA jack *2 (Front R / Front L)
6.30mm jack*1 (Headphone out)
Analog Input Jack:
6.30mm jack *1 (Shared by Line-In/Mic-In)
Digital S/PDIF Output:
High-bandwidth Coaxial/TOS-Link combo port supports
192KHz/24bit
Other line-level analog input (for TV Tuner or CD-
ROM):
Aux-In (4-pin header on the card)
Front Panel:
Shared by Headphone out / 2 channels out /
Microphone in
Driver Features
Operation System
Windows Vista(32/64bit) / XP(32/64bit) / MCE2005
Dolby
Digital Live
Dolby Digital Live encodes any audio signal on PC in real-
time to Dolby Digital (AC3) 5.1 surround sounds to your
home theater environment through one single S/PDIF
connection
Dolby
Headphone
Dolby Headphone technology allows users to listen to
music, watch movies, or play games with the dramatic
5.1-channel surround or realistic 3D spacious effects
through any set of stereo headphones.
Dolby
Virtual Speaker
Dolby Virtual Speaker technology simulates a highly
realistic 5.1-speaker surround sound listening
environment from as few as two speakers.
Dolby
Pro-Logic II
Dolby Pro-Logic II is the well-known technology to
process any native stereo or 5.1-channel audio into a 6.1
channel output, creating a seamless, natural surround
soundfield.
DirectSound3D Game EXtensions 2.0 & 1.0 (DS3D
GX 2.0)
-DS3D GX 2.5 supports EAX gaming sound effects and
DirectSound 3D hardware enhanced functions for more
games on Windows Vista & XP. (DirectX/DirectSound 3D
compatible)
-DS3D GX 2.5 adds latest VocalFX voice effects for online
gaming or chatting.
VocalFX
TM
Xonar Essence STX provides VocalFX, the latest vocal
effect technologies for gaming and VoIP, including:
-VoiceEX: produces vivid environmental reverberation for
your voice to others in EAX games
-Local VoiceEX: enables yourself to hear the vivid
environmental reverberation by your speakers
-ChatEX: emulates different background environment
effects when you chat online
-Magic Voice: changes your voice pitch to different types
(Monster/Cartoon…) for disguising your real voice or just
for fun in online chatting
Smart Volume Normalizer
TM
Normalizes the volume of all audio sources into a
constant level and also enhances your 3D sound listening
range and advantages in gaming
Karaoke Functions
Music Key-Shifting, Vocal Cancellation, and Microphone
Echo effects like professional Karaoke machine
FlexBass
TM
Professional Bass Management/Enhancement system
Xear 3D
TM
Virtual Speaker Shifter
Virtual 7.1 speaker positioning
Other Effects
10-band Equalier/27 Environment Effects
3D Gaming Sound Engines/APIs
DirectSound3D
GX 2.5 & 1.0, EAX
2.0&1.0,
DirectSound
HW, DirectSound SW, OpenAL generic
modes, 128 3D sounds processing capability
ASIO 2.0 Driver Support:
Supports 44.1K/48K/96K/192KHz @16/24bit with very
low latency
1.3 Specications summary
(continued on the next page)
Items
Description
Audio Performance
Output Signal-to-Noise Ratio (A-Weighted):
124dB for Front-out
110dB for Headphone-out
Input Signal-to-Noise Ratio (A-Weighted):
118dB
Output Total Harmonic Distortion + Noise at 1kHz
(-3dB) :
0.0003% (-110dB) for Front-out
0.001% (-100dB) for Headphone-out
Input Total Harmonic Distortion + Noise at 1kHz
(-3dB) :
0.0002% (-113dB) for Line-in
Frequency Response (-3dB, 24-bit/96kHz format):
<10Hz to 80KHz
Output/Input Full-Scale Voltage
2 Vrms (5.65 Vp-p)
Headphone Impedance
Optimized for 32~600Ω
Bus Compatibility
PCI Express
-PCI Express Rev.1.0a specification compatible
-Max. full 2.5Gbps bandwidth per direction and optimized
latency for high-definition audio processing
-Compatible with X1, X4, X8, X16 PCI Express slots
Main Chipset
Audio Processor
ASUS AV100 High-Definition Sound Processor (Max.
192KHz/24bit)
24-bit D-A Converter of Digital Sources:
Texas Instruments PCM1792A*1 for Front-Out (127dB
SNR, Max. 192kHz/24bit)
High Fidelity Headphone Amplifier
Texas Instruments 6120A2*1 (120dB SNR, 100dB THD
+N @ Vcc±12V, R
L
=600Ω, f=1kHz)
24-bit A-D Converter for Analog Inputs:
Cirrus-Logic CS5361* 1 (114dB SNR, Max. 192kHz/24bit)
Sample Rate and Resolution
Analog Playback Sample Rate and Resolution
44.1K/48K/96K/192KHz @ 16/24bit
Analog Recording Sample Rate and Resolution
44.1K/48K/96K/192KHz @ 16/24bit
S/PDIF Digital Output
44.1K/48K/96K/192KHz @ 16/24bit, Dolby Digital
I/O Ports
Analog Output Jack:
RCA jack *2 (Front R / Front L)
6.30mm jack*1 (Headphone out)
Analog Input Jack:
6.30mm jack *1 (Shared by Line-In/Mic-In)
Digital S/PDIF Output:
High-bandwidth Coaxial/TOS-Link combo port supports
192KHz/24bit
Other line-level analog input (for TV Tuner or CD-
ROM):
Aux-In (4-pin header on the card)
Front Panel:
Shared by Headphone out / 2 channels out /
Microphone in
Driver Features
Operation System
Windows Vista(32/64bit) / XP(32/64bit) / MCE2005
Dolby
Digital Live
Dolby Digital Live encodes any audio signal on PC in real-
time to Dolby Digital (AC3) 5.1 surround sounds to your
home theater environment through one single S/PDIF
connection
Dolby
Headphone
Dolby Headphone technology allows users to listen to
music, watch movies, or play games with the dramatic
5.1-channel surround or realistic 3D spacious effects
through any set of stereo headphones.
Dolby
Virtual Speaker
Dolby Virtual Speaker technology simulates a highly
realistic 5.1-speaker surround sound listening
environment from as few as two speakers.
Dolby
Pro-Logic II
Dolby Pro-Logic II is the well-known technology to
process any native stereo or 5.1-channel audio into a 6.1
channel output, creating a seamless, natural surround
soundfield.
DirectSound3D Game EXtensions 2.0 & 1.0 (DS3D
GX 2.0)
-DS3D GX 2.5 supports EAX gaming sound effects and
DirectSound 3D hardware enhanced functions for more
games on Windows Vista & XP. (DirectX/DirectSound 3D
compatible)
-DS3D GX 2.5 adds latest VocalFX voice effects for online
gaming or chatting.
VocalFX
TM
Xonar Essence STX provides VocalFX, the latest vocal
effect technologies for gaming and VoIP, including:
-VoiceEX: produces vivid environmental reverberation for
your voice to others in EAX games
-Local VoiceEX: enables yourself to hear the vivid
environmental reverberation by your speakers
-ChatEX: emulates different background environment
effects when you chat online
-Magic Voice: changes your voice pitch to different types
(Monster/Cartoon…) for disguising your real voice or just
for fun in online chatting
Smart Volume Normalizer
TM
Normalizes the volume of all audio sources into a
constant level and also enhances your 3D sound listening
range and advantages in gaming
Karaoke Functions
Music Key-Shifting, Vocal Cancellation, and Microphone
Echo effects like professional Karaoke machine
FlexBass
TM
Professional Bass Management/Enhancement system
Xear 3D
TM
Virtual Speaker Shifter
Virtual 7.1 speaker positioning
Other Effects
10-band Equalier/27 Environment Effects
3D Gaming Sound Engines/APIs
DirectSound3D
GX 2.5 & 1.0, EAX
2.0&1.0,
DirectSound
HW, DirectSound SW, OpenAL generic
modes, 128 3D sounds processing capability
ASIO 2.0 Driver Support:
Supports 44.1K/48K/96K/192KHz @16/24bit with very
low latency
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