Infrasonic QUARTET - QUARTET Technical Specifications

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9. Hardware 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
113dB (@ -60dBFS A-Weighted)
-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
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 Instruments)
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, 96.0kHz, 192kHz