US-125M
USB Audio Interface with Mixer Function
This model has been discontinued in North, Central and South America.
Please check the availability with your local distributors in other areas.
The US-125M is an USB audio interface with Mixer functionality. It combines a mic, instrument and line source with a computer audio signal and it feeds the mix to your computer via USB. The US-125M provides up to 16 bit/48 KHz audio resolution and is ideal for broadcasting (live streaming) over the internet. It features four inputs with dedicated level controls: a Microphone input (balanced XLR/TRS on rear or unbalanced mini jack on front) with switchable limiter and Signal/Overload indicator, a Guitar input (standard phone jack), a Stereo line input (RCA) and a Stereo audio input from computer via USB. This USB-powered device is housed in a solid aluminum case, and can also be used as a simple stand-alone mixer.
Main Features
- USB audio interface with mixer functionality
- Combines a mic, instrument and line source with a computer audio signal and feeds the mix to your computer via USB
- Ideal for broadcasting (live streaming) over the internet
- Four inputs with dedicated level controls:
- Microphone input (balanced XLR/TRS on rear or unbalanced mini jack on front) with switchable limiter and Signal/Overload indicator
- Guitar input (standard phone jack)
- Stereo line input (RCA)
- Stereo audio input from computer via USB
- Stereo audio output to computer via USB or directly to RCA output jacks
- Monitor output (RCA) and headphones output (mini-jack) with level control
- Zero-latency hardware monitoring
- Can be used as a simple stand-alone mixer
- Operates using standard Windows (WDM) and Mac OS X (CoreAudio) audio drivers
- Audio resolution up to 16 bit/48 kHz
- USB 2.0 equipped (also supports USB 1.1)
- USB-powered, no AC adapter required
- Solid aluminum case
Spec description
| 定格 |
| Supported sampling frequency |
32/44.1/48kHz |
| Supported bit rate |
16bit |
| Analog audio Inputs |
|
| MIC IN (REAR/XLR) |
|
| Connector |
XLR-3-31(1:GND, 2:HOT, 3:COLD), BALANCED |
| Input impedance |
2.2k ohms |
| Nominal input level |
-64dBu +/-3dB to -44dBu +/-3dB |
| Maximum input level |
-28dBu +/-3dB |
| MIC IN (REAR/TRS) |
|
| Connector |
6.3mm(1/4") TRS-jack(T:HOT, R:COLD, S:GND), BALANCED |
| Input impedance |
2.2k ohms |
| Nominal input level |
-64dBu +/-3dB to -44dBu +/-3dB |
| Maximum input level |
-28dBu +/-3dB |
| MIC IN (FRONT) |
|
| Connector |
1/8"(3.5mm) Stereo Mini Jack, UNBALANCED, procldes plug-in power |
| Input impedance |
2.2k ohms |
| Nominal input level |
-64dBu +/-3dB to -44dBu +/-3dB |
| Maximum input level |
-28dBu +/-3dB |
| INST IN |
|
| Connector |
6.3mm(1/4") TS-jack(T:HOT, S:GND), UNBALANCED |
| Input impedance |
1M ohms |
| Maximum input level |
+6dBV |
| LINE IN |
|
| Connector |
RCA pin-jack, UNBALANCED |
Nominal input level
(INPUT:MIN) |
-15dBV |
| Maximum input level |
+21dBV |
| Analog audio Inputs |
|
| LINE OUT |
RCAピンジャック、アンバランス |
| Connector |
RCA pin-jack, UNBALANCED |
| Output impedance |
200ohms |
| Maximum output level |
+3dBV +/-2dB (+1.41Vrms) |
| PHONES |
|
| Connector |
1/8"(3.5mm) Stereo Mini Jack |
| Maximum output level |
15mW+15mW(32ohms loaded) |
| USB |
|
| Connector |
USB B type 4-pin |
| Format |
USB 2.0 HIGH SPEED/USB 2.0 FULL SPEED(12MHz USB 1.1 equibalent) |
| Power |
USB bus powered |
| Power consumption |
1W |
| Dimensions |
150（W)× 40.6（H)× 122（D）mm |
| Weight |
500g |
| Operating temperature |
5 to 35˚C |
| Accessories |
USB cable(1.5m), Warranty card, Quick Start Guide, Owner's manual |
| Audio performance |
| Frequency response |
20Hz to 20kHz, +/-2dB(MIC to LINE, LINE to LINE, INST to LINE, PC to LINE) |
| Noise level |
XLR-3-31 : -75dBV or less (when direct monitoring 1kHz, MIC IN to LINE OUT, MIC in knob set at -20dB below maximum, OUTPUT knob set at -10dB below maximum, JEITA) |
| THD |
0.1% or less (when direct monitoring 1kHz, MIC IN to LINE OUT, MIC in knob set at -20dB below maximum, OUTPUT knob set at -10dB below maximum, JEITA) |
| A/D Converter |
|
| THD |
0.01% |
| Dynamic range |
89dB |
| S/N ratio< |
89dB |
| Channel separation |
85dB |
| D/A Converter |
|
| THD |
0.005% |
| Dynamic range |
93dB |
| S/N ratio |
96dB |
| Channel separation |
92dB |
| Operating system requirements |
| Windows |
| OS |
Windows XP：32bit SP2 or more, 64bit SP2 or more
Windows Vista：32bit SP2 or more, 64bit SP2 or more
Windows 7：32bit, 64bit
Windows 8：32bit, 64bit
|
| DRIVER |
WDM(standard Windows driver) |
| Macintosh |
| OS |
MacOS X Panther(10.3.9), Mac OS X Tiger(10.4.11), Mac OS X Leopard(10.5.6), Mac OS X Snow Leopard(10.6), OS X Lion(10.7), OS X Mountain Lion(10.8) |
| DRIVER |
Core Audio(standard Macintosh driver) |
Supported OS'
Windows
Windows 10 (May 2019 Update) ,
Windows 8.1 ,
Windows 8 ,
Windows 7 ,
Windows Vista ,
Windows XP Mac
macOS Mojave ,
macOS High Sierra (10.13) ,
macOS Sierra (10.12) ,
OS X El Capitan (10.11) ,
OS X Yosemite (10.10) ,
OS X Mavericks (10.9) ,
OS X Mountain Lion (10.8) ,
OS X Lion (10.7) ,
Mac OS X Snow Leopard (10.6) ,
Mac OS X Leopard(10.5.6) ,
Mac OS X Tiger(10.4.11) ,
Mac OS X Panther(10.3.9)
