Velleman PROMIX20U Manuel d'utilisateur télécharger pdf (Page 4)

PROMIX20U

V. 02 – 03/09/2013 4 ©Velleman nv

5. Overview

Refer to the illustrations on page 2 of this manual.

FRONT PANEL

CH1

Combo XLR/¼” phone plug connector.

LINE2/3

Stereo line level inputs.

MAIN OUT

¼” phone plug output for your amplifier.

MONITOR

¼” phone plug output for your stereo headphones.

LINE/INSTR

Line input selection switch. Depress the switch when directly connecting a guitar or other

instrument. The impedance will be matched to the line input without the need for a DI box.

LINE 2/3 LEVEL

Volume adjustment knob.

PEAK LED

Lights when the input signal is too high. Reduce the input signal with the CH1 GAIN knob [8] if

necessary.

CH1 GAIN

Overall gain adjustment knob for channel 1.

PHANTOM POWER

Activator for the phantom power supply to the XLR connection of the connected microphone.

PHANTOM POWER LED

Lights when the PHANTOM POWER activator [9] is depressed.

USB ASSIGN TO LINE

USP/PC return to line channel 1.

MASTER

Level adjustment knob for the signals sent to the MAIN OUT outputs [3].

CLIP LED

Lights when the output signal is too high. Reduce the output signal with the MASTER knob [12]

if necessary.

MONITOR

Level adjustment knob for the signals sent to the MONITOR output [4].

POWER LED

Lights when the mixer is switched on.

REAR PANEL

DC IN 5V 500mA

Full-speed USB2.0 port (Windows® Vista, 7 and Mac® OS X compliant 2.0 full speed) for

16-bit/48 kHz stereo recording and playback through your computer.

This USB port also acts as a power supply input from an external power supply source other than

a computer.

6. Technical Specifications

power supply

5Vdc / 500mA, via USB port or external adaptor (not incl., use PSSEUSB3)

mono input channel XLR (balanced)

frequency response: 15Hz ~ 25kHz (±3dB)

THD: 0.01% @ 4dBu, 1kHz

gain range: 0dB ~ -50dB

SN ratio: 100dB

line input

RCA

frequency response: 15Hz ~ 25kHz (±3dB)

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Velleman PROMIX20U Manuel d'utilisateur Page 4

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