USBMIX6 Six Channel Mic-Inst-Line Mixer - Computer Interface Project Series User’s Manual
IMPORTANT SAFETY INSTRUCTIONS - READ FIRST This symbol, wherever it appears, alerts you to the presence of uninsulated dangerous voltages inside the enclosure that may be sufficient to constitute a risk of shock. This symbol, wherever it appears, alerts you to important operating and maintenance instructions in the accompanying literature. Please read the manual. Read instructions Retain these safety and operating instructions for future reference. Heed all warnings printed here and on the equipment.
INTRODUCTION The ART USBMIX6 Microphone, Instrument, and Line Mixer / Computer Interface is a compact versatile audio interface for your computer that converts analog signals from a variety of audio sources to a digital audio. The built-in low latency stereo digital effects add to the versatility. It can also be used as a standalone mixer through the main mix outputs. The USBMIX6 provides a great starting point for personal home studio recording or for anyone wanting to do mobile location recording.
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OPERATION AND CONNECTIONS Phantom Power switch (+48 V) for the XLR jack of channels CH 1 and CH 2. Power mains switch of the mixer. Power supply jack for the connection of the power supply adapter, provided. USB jack (type B) for the connection to a computer: it can be used both as an audio output ( output of the sum signal) and as an audio input (feed-thru audio data for reproduction via channel CH 5/6).
DSP Effects control pot switches to select the effects. Phantom Power +48V indicator, this lights when the Phantom Power switch is set to ON for CH1 and CH2. Power On Green indicator LED is illuminated when the mixer is powered up. Stereo level indicator LED’s, the sum signal adjusted with the master control; in case of overload the CLIP LED’s light up. Main Mix control sets the level of the output signal sent via the outputs MAIN MIX , AUX OUT and the USB port.
For connecting a mono unit to channel CH3/4, use the Left jack only: Then the mono signal is internally sent to the right channel and the left channel. 2. The RCA jacks Aux can be used for connection of a stereo recording device.
USB COMPUTER SETTINGS Once the USB connection is made and your computer is on, your computer will power the USB interfaces circuitry over the USB bus and the unit will automatically connect and try to set your computer “Default Audio Device” to be “USB Audio CODEC”. Usually the computer will do this automatically whenever a USB device is first connected, but it is sometimes necessary to make the selection manually.
4. When all adjustments for level matching and all sound adjustments have been made, mix the signals of the input channels in the desired volume ratio with the LEVEL controls. The CLIP LEDs of the mono channels should not flicker at all or only flicker shortly at signal peaks. If they light up continuously attenuate the volume of the channel. a. Always turn the LEVEL controls of the channels not used back to the left stop. 5.
SPECIFICATIONS Input Connections XLR balanced / ¼-inch unbalanced “Combo” jack (Ch1&2 inputs) ¼-inch balanced or unbalanced (Ch3-Ch4 inputs) RCA unbalanced (Ch5-Ch6) RCA Tape loop In Left and Right Output Connections ¼-inch TRS balanced (Main Mix outputs) ¼-inch TRS stereo (Monitor output) RCA Tape loop Out Left and Right Input Impedance 240k Ohms (Inst-HiZ), 20k Ohms (Line) (Ch1-Ch2, Ch3-Ch4 ¼-inch inputs) (Ch5-Ch6 RCA inputs) >4k Ohms (Ch1-Ch2 XLR input) Output Impedance <1k Ohms (balanced¼-inch ),
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