Auzentech InfraSonic Quartet Pro-Audio Interface Card
Can’t seem to find a pro audio interface card worth your hard earned dough? The Auzentech InfraSonic Quartet Pro-Audio Interface Card is a multi purpose pro audio interface card using stable PCI bus technology. The Auzentech InfraSonic Quartet Pro-Audio Interface Card provides high quality, multi-function, sound editing for your home studio.
The Auzentech InfraSonic Quartet Pro-Audio Interface Card has better performing analog I/Os than other cards in its class. It supports a 192 kHz ADC sample-rate with full 24-bit recording. The high-quality AD/DA converter has 115dB signal-to-noise (S/N) ratio. The high-end components in the analog circuit improve dynamic range by 10dB.
Other features include a MIC preamp, direct instrument input, MIDI I/O, Coaxial I/O, Word clock I/O and Dual Headphone amplifiers QUARTET is professional gear that will satisfy in features, performance and convenience.
Features
FREE Mixer
Virtual Channel Function
PCI Slot compatibility designed to suit +3.3V and/or +5V PCI slot
Precision low noise Microphone preamplifier with +48V phantom and Low cut
Built-in Selectable Direct Instrument Input
Built-in high quality Dual Headphone amplifier
High quality Audio-Converters and expert analog technology
ADC : 113dB dynamic range (up to 24-bit/192kHz)
DAC : 115dB dynamic range
Hardware mixer for direct monitoring.
Uses Cross-Latch type 1/4″ TRS Stereo jack for reliable analog I/O
RCA connector for Coaxial I/O (Support up to 192kHz)
Shutter type optical output jack for S/PDIF output
Supports pass-through AC-3/DTS
Word Clock I/O : Fs / 256*Fs, BNC Connector
Support ASIO2, GSIF2, WDM, DirectSound
Total 4 x 4 channel 24-bit/192kHz Audio Interface V-Balanced™ Driver Technology (IO Changes to 2×2,2×4,4×2 between unbalanced and balanced)
 
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Detailed Features
| Specifications
Analog Line Input
- Type: 2 x Unbalanced 1/4” Stereo Input
- Level: -10dBu Nominal (@-18dBFS) , +10.4dBu max, deviation +/- 0.1dB
- Frequency Response: 20Hz to 20kHz, +/- 0.05 dB
- THD + N: 0.0012 dB % A-weighted (1kHz @ -3dBFS)
- Dynamic Range: 110 dB A-weighted (1kHz @ -60dBFS)
- Impedance: 10k ohm
- A/D Converter Type: 24bit, 192KHz
- Dynamic Range: 110/113dB (@ -60dBFS A-Weighted)
- S/(N+D) Ratio: -90/-100dB (@ -1dBFS, measurement method)
- Interchannel Isolation: 105dB
Analog Line Output
- Type: 2 x Unbalanced 1/4” Stereo Output
- Level: -10dBu Nominal (@-18dBFS) , +10.2dBu max, deviation +/- 0.1dB
- ATT Range: 0dB ~ -48dB (255 linear step size)
- Frequency Response: 20Hz to 20kHz, +/- 0.02 dB
- THD + N: 0.0012 % A-weighted (@ -3dBFS)
- Dynamic Range: 113dB dB A-weighted
- Load Impedance: 32 ~ 600 ohm (1/4” Stereo)
- D/A Converter Type: 24bit, 192KHz 8 times digital filter
- Dynamic Range: 115dB(@ -60dBFS with A-Weighted)
- S/(N+D) Ratio: -97dB (@ -1dBFS, measurement method)
- Interchannel Isolation: 110dB
Microphone Pre-Amplifier
- Type: balanced TRS (+48V Phantom Power support)
- Max Input Level: -2dBu max (PAD OFF), +17.0dBu max (PAD ON)
- Gain Range: +20dB / +40dB / +60dB (PAD OFF), 0dB min ~ +40dB max
- Equivalent Input Noise: -127 dBu (22kHz BW, +60dB Gain, 150 ohm)
- THD + N: 0.002% A-weighted (1kHz @ gain +20dB)
- Frequency Response: 10Hz ~ 50kHz @+50dB (40Hz~15kHz : +0.06, -0.58dB)
- Low Cut Frequency: 75Hz @+3dB
- Impedance: 1.5K Ohm
Hi-Z Instrument Input
- Type: Unbalanced 1/4”
- Level: -16dBu Nominal (@-16dBFS) , +2.4dBu max
- Frequency Response: 20Hz to 20kHz, +/- 0.24 dB
- THD + N: 0.06% A-weighted (1kHz @ -3dBFS)
- Dynamic Range: TBD dB A-weighted (1kHz @ -60dBFS)
- Impedance: 150K Ohm
MIDI I/O
- Type: 5P-DIN Standard MIDI Connector
Digital I/O
- Type: RCA (Coaxial) / Optical Jack
- Impedance: 75ohm
- Format: IEC-60958 Professional / Consumer
- Sample rate: 44.1kHz, 48.0kHz, 88.2kHz, 96.0kHz, 192kHz
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