US-20X20 SPECIFICATIONS
| US-16x08 | US-20x20 | |
| Sampling frequency | ||
| USB2.0 | 44.1k/48k/88.2k/96k Hz | |
| USB3.0 | - | 44.1k/48k/88.2k/96k/176.4k/192k Hz |
| Quantization bit rate | 16/24bit | |
| Analog audio inputs (Front) |
||
| MIC IN (BALANCED) | IN 1-8 | |
| Connector | XLR-3-31(1:GND, 2:HOT, 3:COLD) | |
| Input impedance | 2.4k ohms | |
| Nominal input level | ||
| GAIN:MAX | -68dBu (0.0003Vrms) | |
| GAIN:MIN | -12dBu (0.195Vrms) | |
| Maximum input level | +8dBu (1.947Vrms) | |
| Gain | 56dB | |
| INST IN (UNBALANCED) | IN 9-10 | IN 1-2 |
| Connector | 6.3mm(1/4") TS-jack(T:HOT, S:GND) (When set to "INST" at LINE/INST switch) |
|
| Input impedance | 1M ohms or more | |
| Nominal input level | ||
| GAIN:MAX | -57dBV (0.0014Vrms) | -68dBV (0.0004Vrms) |
| GAIN:MIN | -12dBV (0.251Vrms) | |
| Maximum input level | +8dBV (0.2512Vrms) | |
| Gain | 45dB | 56dB |
| LINE IN (BALANCED) | IN 9-10 (When set to "LINE" at LINE/INST switch) |
IN 3-8 |
| Connector | 6.3mm(1/4") TRS-jack(T:HOT, R:COLD, S:GND) |
|
| Input impedance | 10k ohms | |
| Nominal input level | ||
| GAIN:MAX | -41dBu (0.0069Vrms) | |
| GAIN:MIN | +4dBu (1.228Vrms) | |
| Maximum input level | +24dBu (12.282Vrms) | |
| Gain | 45dB | 56dB |
| Analog audio inputs (Rear) |
||
| LINE IN (UNBALANCED) | IN 11-16 | IN 9-10 |
| Connector | 6.3mm(1/4") TS-jack(T:HOT, S:GND) (When set to "-10dBV" at LEVEL switch) |
|
| Input impedance | 10k ohms or more | |
| Nominal input level | -10dBV (0.3162Vrms) | |
| Maximum input level | +10dBV (3.162Vrms) | |
| LINE IN (BALANCED) | IN 11-16 | IN 9-10 |
| Connector | 6.3mm(1/4") TRS-jack(T:HOT, R:COLD, S:GND) (When set to "+4dBu" at LEVEL switch) |
|
| Input impedance | 10k ohms | |
| Nominal input level | +4dBu (1.228Vrms) | |
| Maximum input level | +24dBu (12.1282Vrms) | |
| Digital audio inputs | ||
| COAXIAL | ||
| Connector | - | RCA pin jack |
| Format | - | IEC60958-3(S/PDIF) |
| Input impedance | - | 75 ohm |
| Input level | - | 0.5Vp-p / 75 ohm |
| OPTICAL (S/MUX) | ||
| Connector | - | OPTICAL (JEITA RC-5720C) |
| Format | - | Multi-channel optical format (S/MUX4 is available in 88.2k/96k/176.4k/192k Hz) |
| Analog audio outputs | ||
| LINE OUT (BALANCED) | OUT 1-8 | OUT 1-10 |
| Connector | 6.3mm(1/4") TRS-jack(T:HOT, R:COLD, S:GND) | |
| Output impedance | 100ohms | |
| Nominal output level | +4dBu (1.228Vrms) | |
| Maximum output level | +24dBu (12.277Vrms) | |
| Digital audio outputs | ||
| COAXIAL | ||
| Connector | - | RCA pin jack |
| Format | - | IEC60958-3(S/PDIF) / IEC60958-4(AES/EBU) |
| Input impedance | - | 75 ohm |
| Input level | - | 0.5Vp-p / 75 ohm |
| OPTICAL (S/MUX) | ||
| Connector | - | OPTICAL (JEITA RC-5720C) |
| Format | - | Multi-channel optical format (S/MUX4 is available in 88.2k/96k/176.4k/192k Hz) |
| MIDI IN / OUT | ||
| Connector | Din 5-pin | |
| Format | Standard MIDI format | |
| WORD IN | ||
| Connector | - | BNC Permissible frequency deviation at the time of external synchronization |
| Input voltage | - | 2.0Vpp to 5.0Vpp |
| Input impedance | - | 75 ohm +/-10% |
| Input level | - | +/-100ppm |
| WORD OUT | ||
| Connector | - | BNC with OUT/THRU select switch |
| Output voltage | - | 2.0Vpp (75ohm loaded) |
| Output impedance | - | 75 ohm +/-10% |
| Sampling frequency | - | 44.1k/48k/88.2k/96k/176.4k/192k Hz |
| USB | ||
| Connector | USB B type 4-pin | USB3.0/2.0 B type |
| Format | USB2.0 HIGH SPEED mass storage class | USB3.0 SuperSpeed (5Gbps)/USB2.0 HIGH SPEED (480Mbps) |
| PHONES | ||
| Connector | 6.3mm(1/4") stereo phone jack | |
| Maximum output level | 70mW+70mW or more (THD+N 0.1% or less, 32ohms loaded) | |
| Power | Dedicated AC adapter (GPE248-120200-Z, included) | |
| Power consumption | 12W | 20W |
| Dimensions | 52(W) ×2.32(H) ×8.62(D) inch 445(W) ×59(H) ×219(D) mm |
52(W) ×2.32(H) ×8.7(D) inch 445(W) ×59(H) ×222(D) mm |
| Weight | 2.8kg / 6.11lb | 2.7kg / 5.95lb |
| Operating temperature | 5 to 35˚C | |
| Accessories | Rack mount adapter, USB cable, User's manual, warranty card, dedicated AC adapter (GPE248-120200-Z) | Rack mount adapter, USB2.0 cable, USB3.0 cable, User’s manual, warranty card, dedicated AC adapter |
| Audio performance | ||
| Frequency response | ||
| LINE OUT(BALANCED) | ||
| 44.1k/48k Hz | 20Hz to 20kHz, +/-0.3dB(JEITA) | |
| 88.2k/96k Hz | 20Hz to 40kHz, +/-0.3dB(JEITA) | |
| 176.4k/192k Hz | - | 20H to 80kHz、+/-0.5dB(JEITA) |
| THD | 0.008% or less |
0.005% or less |
| S/N ratio | 100dB or more |
104dB or more |
| Crosstalk | 100dB or more |
|
| Computer system requirements | ||
| Windows | ||
| OS | Windows 7(32-bit SP1, 64-bit SP1), Windows 8.0(32-bit, 64-bit), Windows 8.1(32-bit, 64-bit) * For further information of the latest OS version, please click here. |
Windows 7(32-bit SP1, 64-bit SP1), Windows 8.0(32-bit, 64-bit), Windows 8.1(32-bit, 64-bit), Windows 10(32-bit, 64-bit) * For further information of the latest OS version, please click here. |
| Compatible computers | Windows-compatible computer with a USB 2.0 port | Windows-compatible computer with a USB 2.0 or USB3.0 port |
| CPU type/speed | Dual core/2 GHz or faster | |
| Memory | 2GB or more | |
| DRIVER | ASIO2.0, WDM(MME), MIDI |
USB Audio Class 2.0, ASIO2.0, WDM(MME), MIDI Note: When using WDM driver, number of output channels from an application has limitation less than 8 channels. |
| Screen resolution | 1280 x 800 Dot or more | |
| Macintosh | ||
| OS | OS X Mountain Lion(10.8), OS X Mavericks(10.9), OS X Yosemite(10.10) * For further information of the latest OS version, please click here. |
|
| Compatible computers | Apple Mac computer with a USB 2.0 port | Apple Mac computer with a USB 2.0 or USB3.0 port |
| CPU type/speed | Dual core/2 GHz or faster | |
| Memory | 2GB or more | |
| DRIVER | Core Audio, Core MIDI | |
| Screen resolution | 1280 x 800 Dot or more | |
| iOS | ||
| OS | iOS 7 * For more information about the OS compatibility on each models, please click here. |
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