14
TASCAM US-2x2/US-4x4
Specifications
Ratings
Sampling frequencies
44.1, 48, 88.2, 96 kHz
Quantization bit depth
16/24-bit
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 (gain knob at MAX): −65 dBu
(0.0004 Vrms)
Rated input level (gain knob at MIN): −8 dBu
(0.3090 Vrms)
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 jacks
(Tip: HOT, Sleeve: GND)
Input impedance: 1 MΩ or more
Rated input level (gain knob at MAX): −63 dBV
(0.0007 Vrms)
Rated input level (gain knob at MIN): −6 dBV
(0.5015 Vrms)
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)
Connectors: 6.3mm (1/4") standard TRS stereo
jacks
(Tip: HOT, Ring: COLD, Sleeve: GND)
Input impedance: 10 kΩ
Rated input level (gain knob at MAX):−53 dBu
(0.0017 Vrms)
Rated input level (gain knob at MIN): +4 dBu
(1.228 Vrms)
Maximum input level: +20 dBu (7.75 Vrms)
Gain range: 57 dB
Analog outputs
Outputs (LINE OUT (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)
Headphones output (PHONES)
Connector: 6.3mm (1/4") standard stereo jack
Maximum output
US-2x2: 18 mW + 18 mW or higher (THD+N
0.1% or less, into 32 Ω load)
US-4x4: 45 mW + 45 mW or higher (THD+N
0.1% 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 preamp EIN (equivalent input noise)
−127 dBu or less (150Ω termination with gain
knob at MAX)
Frequency response
IN 1-4 to LINE OUT(BALANCED), PHONES
44.1kHz
,
48kHz
20Hz : +0 dB/−0.3 dB (JEITA)
20kHz : +0 dB/−0.1 dB (JEITA)
20kHz : +0 dB/−0.5 dB (PHONES output, JEITA)
88.2 kHz
,
96 kHz
20Hz : +0 dB/−0.3 dB (JEITA)
40kHz : +0 dB/−0.2 dB (JEITA)
40kHz : +0 dB/−2.0 dB (PHONESoutput, JEITA)
S/N ratio
101 dB or more (MIC/LINE IN to LINE OUT, gain
knob at MIN, JEITA)
