US-125M
USB Audio Interface with Mixer Function
This model has been discontinued.
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' (PC)
Windows
Windows 10 (May 2019 Update) , Windows 8.1 , Windows 8 , Windows 7 , Windows Vista , Windows XPMac
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)Manuals
US-125M Owner's Manual | 04-27-2012 | 3.3 MB |
---|---|---|
US-125M Quick Start Guide | 10-18-2011 | 1.5 MB |
FAQs
This interface was tested with Windows 8 and no problems were found. It is approved for use with Windows 8.