Appendix
33
Main Specifications
Roland DUO-CAPTURE EX UA-22: USB Audio Interface
Number.of.Audio.Recording/
Playback.Channels
Recording: 2 channels
Playback: 2 channels
Signal.Processing
PC interface: 24 bits
AD/DA Conversion: 24 bits
Sampling.Frequency
AD/DA Conversion: 48 kHz, 44.1 kHz
Nominal.Input.Level
INPUT 1, 2 (XLR type): -60– -12 dBu
INPUT 1, 2 (1/4-inch TRS phone type): -46–+2 dBu
Nominal.Output.Level
OUTPUT L, R
-6 dBu (balanced)
Headroom
14 dB
Input.Impedance
INPUT 1, 2 (XLR type): 4 kΩ (balanced)
INPUT 1, 2 (1/4-inch TRS phone type): 34 kΩ (balanced)
Output.Impedance
OUTPUT L, R
2 kΩ (balanced)
PHONES
47 Ω
Frequency.Response
48.0 kHz
20 Hz–22 kHz (+0/-2 dB)
44.1 kHz
20 Hz–20 kHz (+0/-2 dB)
Residual.Noise.Level
INPUT 1, 2
¦
OUTPUT L, R: -94 dBu typ.
([SENS 1], [SENS 2] knobs: min., 600 Ω terminated, IHF-A)
Connectors
INPUT 1, 2 jacks
XLR type, balanced
Phantom power: DC 48 V (unloaded max.) , 6 mA
(max. load)
* Combined value for INPUT 1, 2 jacks
1/4-inch TRS phone type, balanced
* INPUT 1 jack supports high impedance
PHONES jack (stereo 1/4-inch phone type)
OUTPUT L, R jacks (1/4-inch TRS (balanced) phone type)
MIDI OUT, IN connectors
USB port (Type B)
DC IN jack
