24
TASCAM US-2x2/US-4x4
11 – Specifications
Audio resolution
8
Sampling frequencies
44.1, 48, 88.2, 96 kHz
8
Quantization bit depth
16/24-bit
Input/output ratings
Analog inputs
Mic inputs (balanced)
US-2x2:
IN 1-2
US-4x4:
IN 1-4
Connectors:
XLR-3-31 equivalent
(1: GND, 2: HOT, 3: COLD)
Input impedance:
2.2 kΩ
Rated input level:
−65 dBu (0.0004 Vrms)
(gain knob at MAX)
Rated input level:
−8 dBu (0.3090 Vrms)
(gain knob at MIN)
Maximum input level:
+8 dBu (1.9467 Vrms)
Gain range:
57 dB
Instrument inputs (unbalanced)
IN 1-2
(MIC/LINE INST switch set to INST)
Connectors:
6.3mm (1/4") standard TS stereo jacks
(Tip: HOT, Sleeve: GND)
Input impedance:
1 MΩ or more
Rated input level:
−63 dBV (0.0007 Vrms)
(gain knob at MAX)
Rated input level:
−6 dBV (0.5015 Vrms)
(gain knob at MIN)
Maximum input level: +10 dBV (3.162 Vrms)
Gain range:
57 dB
Line inputs (balanced)
US-2x2:
IN 1-2
US-4x4:
IN 1-4
(MIC/LINE INST switch set to MIC/LINE)
Connector:
6.3mm (1/4") standard TRS stereo jack
(Tip: HOT, Ring: COLD, Sleeve: GND)
Input impedance:
10 kΩ
Rated input level:
−53 dBu (0.0017 Vrms)
(gain knob at MAX)
Rated input level:
+4 dBu (1.228 Vrms)
(gain knob at MIN)
Maximum input level: +20 dBu (7.75 Vrms)
Gain range:
57 dB
Analog outputs
Line Outputs (balanced)
US-2x2:
LINE OUT 1-2
US-4x4:
LINE OUT 1-4
Connectors:
6.3mm (1/4") standard TRS stereo
jacks (Tip: HOT, Ring: COLD,
Sleeve: GND)
Output impedance:
110 Ω
Rated output level:
+4 dBu (1.273 Vrms)
Maximum output level: +20 dBu (7.75 Vrms)
Headphone output (PHONES)
Connector:
6.3mm (1/4") standard stereo jack
Maximum output
US-2x2:
18 mW + 18 mW or higher
(THD+N 1% or less, into 32 Ω load)
US-4x4:
45 mW + 45 mW or higher
(THD+N 1% or less, into 32 Ω load)
( 1 and 2 total)
Control input/output ratings
MIDI IN connector
Connector:
5-pin DIN
Format:
standard MIDI
MIDI OUT connector
Connector:
5-pin DIN
Format:
standard MIDI
USB
Connector:
4-pin USB B-type
Transfer rate:
USB 2.0 High Speed (480 Mbps)
Audio performance
Mic amp EIN (equivalent input noise)
−127 dBu or less (150Ω termination, gain knob at MAX)
Frequency response
IN1-IN4
q
LINE OUT (
BALANCED
), Headphone (
PHONES
) output
At 44.1 kHz and 48 kHz
20Hz :
+0dB/−0.3dB (JEITA)
20kHz :
+0dB/−0.1dB (JEITA)
20kHz :
+0dB/−0.5dB (HP output, JEITA)
At 88.2 kHz and 96 kHz
20Hz :
+0dB/−0.3dB (JEITA)
40kHz :
+0dB/−0.3dB (JEITA)
40kHz :
+0dB/−2.0dB (HP output, JEITA)
S/N ratio
101 dB or higher
( MIC/LINE input to LINE OUT, gain knob
at MIN, JEITA)
Distortion
0.003% or less
( MIC/LINE input to LINE OUT, 1kHz
sine wave, at nominal input level and
maximum output level, JEITA)
Crosstalk
95 dB or more
( MIC/LINE input to LINE OUT, 1 kHz,
JEITA)
