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ASUS Xonar Essence STX 7.1 PCI-Express DDL Sound Card

 XONAR-ESSENCE_STX
ASUS Xonar Essence STX 7.1 PCI-Express DDL Sound Card


 
Availability:  This product is no longer for sale!
  
  
  
  
  
  
  


124 dB SNR / Headphone Amp card for Audiophiles!

Story behind the Masterpiece: Thousands of years ago, our ancestors crystallized their knowledge of the materials and music into the Chime of Tiger, one of the first audio masterpiece in human history. Gold-plated on the EMI shield, the Chime of Tiger totem not only represents Xonar team's new footnote in audio innovation, but also mankind's endless pursuit of the Essence of Sound.

  • Industry-leading 124dB SNR
  • Built-in headphone amp drives every available headphone with <0.001% distortion
  • Nichicon "Fine Gold" capacitors offer great dynamic performance
  • Perfectly shielded EMI-free analog output path
  • Customize your sound color effortlessly via swappable OPAmp socket.
Key Features
  • Industry-leading 124dB SNR
    Choosing only the best components and finest design, Xonar Essence STX achieves unprecedented 124 dB SNR - 64 times clear than on-board solutions, bringing top-o-the shelf audio experience for audiophiles.

  • Built-in headphone amplifier
    A high-quality TI TPA6120A2 headphone driver supports headphones up to 600ohms of impendence with lower than 0.001% distortion. Drive your headphones as intended without additional amplification.

  • Hyper-Grounding circuitry design
    This exclusive ASUS technique utilizes multi-layer PCB design to separate signal and noise, ensuring only the cleanest signals are passed to sensitive components.

  • Perfectly sealed analog output path
    EMI and shielding seals all analog output signals perfectly from noise, offering distortion-free audio enjoyment.

  • High quality DAC
    The Burr-Brown PCM 1792A Digital-to-Analog Convertor (DAC) converts signals at 127dB signal-to-noise ratio.

  • Nichicon "Fine Gold" professional audio capacitors
    Using state-of-the-art etching technology, Nichicon "Fine Gold" capacitors deliver rich bass and crystal-clear high frequencies.

  • Swappable OPA Sockets
    Tune up your unique sound - OPAMP sockets allow simple, solder-less alteration for user-preferred sound color.
Dolby Digital Dolby Digital Live Dolby Pro Logic 2x Dolby Virtual Speaker Dolby Headphone


Specifications
Audio Performance Output Signal-to-Noise Ratio (A-Weighted):
124dB for Front-out,117dB for Headphone-out (600ohms) dB
Input Signal-to-Noise Ratio (A-Weighted):
118 dB
Output THD+N at 1kHz:
0.0003% (-110dB) for Front-out, 0.001% (-100dB) for Headphone-out
Input THD+N at 1kHz:
0.0002% (-113dB) for Line-in
Frequency Response (-3dB, 24-bit/192kHz input):
<10Hz to 90KHz
Output/Input Full-Scale Voltage
2 Vrms (5.65 Vp-p)
Bus Compatibility PCI Express:
-PCI Express Rev. specification compatible
-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)
24-bit A-D Converter for Analog Inputs:
Cirrus-Logic CS5381* 1 (120dB SNR, Max. 192kHz/24bit)
High Fidelity Headphone Amplifier:
Texas Instruments 6120A2*1 (120dB SNR, 100dB THD+N @ Vcc±12V, RL=600Ω, f=1kHz)
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
ASIO 2.0 Driver Support:
Supports 44.1K/48K/96K/192KHz @16/24bit with very low latency
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)
Other line-level analog input (for CD-IN/TV Tuner):
Aux-In (4-pin header on the card)
Digital S/PDIF Output:
High-bandwidth Coaxial/TOS-Link combo port supports 192KHz/24bit
Front-Panel Header:
Shared by Headphone out / 2 channels out /
Microphone in S/PDIF Header: Connects to compatiable graphic cards for HDMI output
Driver Features Operation System:
Windows Vista/XP(32/64bit)/MCE2005
Dolby Technologies:
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 up to 6.1 channel output, creating a seamless, natural surround soundfield.
Smart Volume Normalizer:
Smart Volume Normalizer
Normalizes the volume of all audio sources into a constant level and also enhances your 3D sound listening range and advantages in gaming
Xear 3D Virtual Speaker Shifter:
Virtual 7.1 speaker positioning
Magic Voice:
Xonar Essence STX provides VocalFX, the latest vocal effect technologies for gaming and VoIP, including: -VoiceEX: produces vivid environmental reverberation for your voice in EAX games -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
Karaoke Functions:
Music Key-Shifting and Microphone Echo effects like professional Karaoke machine
FlexBass:
Professional Bass Management/Enhancement system
3D Sound Engines/APIs:
Vista: DirectSound3D GX 2.5, DirectSound HW, DirectSound SW, A3D1.0, OpenAL generic modes, 128 3D sounds processing capability

XP: DirectSound2.5 SW, A3D1.0, OpenAL generic modes, 128 3D sounds processing capability
Accessories 1 x 3.5mm-to-RCA adaptor cable (8ch)
1 x S/PDIF optical adaptors
System Requirements One PCI Express 1.0 (or higher) compatible slot for the audio card
Microsoft Windows Vista(32/64bit)/XP(32/64bit)/MCE2005
Intel Pentium 4 1.4GHz or AMD Athlon 1400 CPU or faster CPU
>256 MB DRAM system memory
>60 MB available HDD space for driver installation package
CD-ROM drive (or DVD-ROM drive) for software installation
High-quality headphones, powered analog speakers, or a Dolby Digital decoder, to enjoy the ultra-high fidelity sounds of the card
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