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ASUS Xonar Essence ST 7.1 Channel PCI Sound Card 24BIT Headphone AMP 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. Xonar Essence ST is the world's first audio card to focus on precision clock tuning to minimize audio jitter. The result is extensive musical details and lively sound image presented for revolutionary experience.

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$227.73 Canadian Funds

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SKU: 223176
VPN: Xonar Essence ST
Shipping Weight: 1.6 lbs
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Specifications


World's first Precision Clock Tuning for Revolutionary PC Hi-Fi audio



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.


Precision clock tuning for perfect audio

Xonar Essence ST is the world’s first audio card to focus on precision clock tuning to minimize audio jitter. The result is extensive musical details and lively sound image presented for revolutionary experience.


Multi-channel Upgradable

Essence ST is designed to allow full 7.1 surround enjoyment with future upgrade. The high fidelity Xonar H6 multi-channel extension board sold separately in the future provides 120dB signal-to-noise ratio, offering the ultimate surround sound quality ever in the market.


Built-in headphone amplifier

Most quality headphones require extra driving power from amplifier to perform their best, otherwise, they distort and lose details


Driving with Ease and Quality

Xonar Essence STX’s built-in headphone amplifier is ready to drive ANY headphone to it’s full performance stage, with under 0.001% distortion


Designed in Essence to achieve Excellence

EMI-free analog output path
EMI shielding seals all analog output signals perfectly from noise, offering distortion-free audio enjoyment

Independent power for analog signals
Draw additional power from MOLEX ensures the power-sensitive analog signals treated with the cleanest power source

Hyper-Grounding circuitry design
Utilizing multi-layer PCB design to separate audio from noise
 
 
Audio PerformanceOutput 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 CompatibilityPCI:
PCI v2.2 or above bus compatible
Main ChipsetAudio 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 ResolutionAnalog 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:
4.1K/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 PortsAnalog 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):
ux-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 FeaturesOperation 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
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, A3D®1.0, OpenAL generic modes, 128 3D sounds processing capability

XP: DirectSound2.5 SW, A3D®1.0, OpenAL generic modes, 128 3D sounds processing capability
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
Accessories 1 x S/PDIF optical adaptors

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Warranty


Video Cards:
All ASUS VGA cards purchased after January 1st, 2001 will carry 3 year warranty services from purchase date. ASUS product warranty is based on the serial number printed. For more details, please visit support.asus.com.

Sound Cards:
All ASUS audio cards carry 3 year warranty services from purchase date. ASUS product warranty is based on the serial number printed. For more details, please visit support.asus.com.

ASUS LCD Monitors:
ASUS LCD monitors carry a 7 day DOA warranty, and 3 years limited manufacturer warranty from purchase date. For details on DOA (dead on arrival), bright/dark dot warranty, please visit support.asus.com.

Asus EEE Pads:
Asus EEE Pads carry a 1 year limited warranty from purchase date.  For technical support, please call the service hotline at 1-888-678-3688.

Asus Notebooks:
ASUS Notebook Service Center in Toronto, Canada.

For ASUS branded notebooks (not including Eee products and Built-on ASUS):

Complete Customer Care Package

One of the industry’s most complete customer care packages offers a level of coverage that adds to the price of competing products:

  • 1 Year Global Warranty (estimated $100 value, FREE)
  • 30-Day Flawless Display Guarantee: If you discover one defective bright dot within 30 days of purchase, ASUS will replace the panel at no cost.
  • Two way free shipping
  • 24/7 tech support: 1-888-678-3688

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You have extra protection when they happen to your ASUS notebook purchased in the US or Canada. ASUS will fix it or replace it for you at no charge during the first year after purchase in the event of damage from accidental spills, drops, electrical surges, or fire.

  • Warranty covering accidental drops, spills, power surges, and fire damage
  • Target 3 business day turnaround time for repair / replacement; not including receiving and shipping time
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  • 24/7 toll-free phone support
  • One incident covered per notebook