The INFRASONIC QUARTET is a multi purpose pro audio interface card using stable PCI bus technology. QUARTET provides high quality, multi-function, sound editing for your home studio.
QUARTET 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.
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Features
- Total 4 x 4 channel 24-bit/192kHz Audio Interface
- V-Balanced™ Driver Technology (IO Changes to 2x2,2x4,4x2 between unbalanced and balanced)
- 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
- FREE Mixer
- Virtual Channel Function
- Support ASIO2, WDM, DirectSound
Multimedia
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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
Dynamic Range
S/(N+D) Ratio
Interchannel Isolation |
24bit, 192KHz
110/113dB (@ -60dBFS A-Weighted)
-90/-100dB (@ -1dBFS, measurement method)
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
Dynamic Range
S/(N+D) Ratio
Interchannel Isolation |
24bit, 192KHz 8 times digital filter
115dB (@ -60dBFS with A-Weighted)
-97dB (@ -1dBFS, measurement method)
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 Freq : 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 |
| MINIMUM SYSTEM REQUIREMENTS |
Intel Pentium 4 or equivalent and compatible CPU
Motherboard with chipset supporting the Intel Pentium 4
256MB of RAM
One available PCI slot
Microsoft Windows XP, 2000 operating system |
Bundled Studio Software
Comes bundled with the following Windows-compatible audio software to empower your audio studio.
Resources
The following resources are available from the Infrasonic website.
Auzentech is a trademark of Auzentech, Inc. INFRASONIC, BLOW5, BLOW5D, BLOW4, BLOW4D, INFRASONIC DeuX, INFRASONIC AMON, INFRASONIC Quartet, and JamMate, and SIMS Audio are trademarks of SIMS Corporation. All other trademarks remain the property of their respective owners.
PRODUCTS
