Yamaha MG12XU User Manual

ZJ73180

Analog Input Characteristics

Technical Specifications

General Specifications

0 dBu = 0.775 Vrms, Output impedance of signal generator (Rs) = 150 Ω
All level controls are nominal if not specified.

Frequency Response Input to STEREO OUT +0.5 dB/-1.5 dB (20 Hz to 48 kHz) ,

refer to the nominal output level @ 1 kHz, GAIN knob: Min

Total Harmonic Distortion
(THD+N)

Hum & Noise
(20 Hz to 20 kHz)

Crosstalk(1 kHz)

Input channels Mono [MIC/LINE]: 4, Mono/Stereo [MIC/LINE]: 2, Stereo [LINE]: 2

Output channels STEREO OUT: 2, MONITOR OUT: 1, PHONES: 1, AUX SEND: 2, GROUP OUT: 2

Bus STEREO : 1, GROUP: 2, AUX: 2 (MG12XU: incl. FX)

Input Channel Function PAD CH 1 – CH 4 26 dB

Level Meter Pre Monitor LEVEL 2 × 12 -segment LED meter [PEAK, +10, +6, +3, 0, -3, -6, -10, -15, -20, -25, -30 dB]

Built-in Effect (MG12XU) SPX Algorithm 24 programs, PARAMETER control: 1, FOOT SW: 1 (FX RTN CH on/off)

USB Audio (MG12XU) 2 IN / 2 OUT USB Audio Class 2.0 compliant, Sampling Frequency: Max 192 kHz, Bit Depth: 24-bit

Phantom Power Voltage +48 V

Power Requirements AC 100-240 V, 50 Hz/60 Hz

Power Consumption 22 W

Dimensions (W × H × D) 308 mm × 118 mm × 422 mm (9.6" × 2.8" × 11.6")

Net Weight MG12XU: 4.2 kg (9.3 lbs.), MG12: 4.0 kg (8.8 lbs.)

Included Accessory Owner’s Manual, Technical Specifications, Cubase AI Download Information (MG12XU only)

Optional Accessory Rack-mount kit: RK-MG12, Foot Switch: FC-5

Operating Temperature 0 to +40 °C

*1 Noise is measured with A-weighting filter.
*2 Crosstalk is measured with 1 kHz band pass filter.

Specifications and descriptions in this document are for information purposes only. Yamaha Corp. reserves the right to change or
modify products or specifications at any time without prior notice. Since specifications, equipment or options may not be the same in every locale, please
check with your Yamaha dealer.

*1

*2

Input to STEREO OUT 0.03 % @ +14 dBu (20 Hz to 20 kHz), GAIN knob: Min

0.005 % @ +24 dBu (1 kHz), GAIN knob: Min

Equivalent Input Noise -128 dBu (Mono Input Channel, Rs: 150 Ω, GAIN knob: Max)

Residual Output Noise -102 dBu (STEREO OUT, STEREO master fader: Min)

-78 dB

HPF CH 1 – CH 7/8 80 Hz, 12 dB/oct (Mono/Stereo: MIC only)

COMP CH 1 – CH 4 1 knob compressor (Gain/Threshold/Ratio)

Threshold: +22 dBu to -8 dBu, Ratio: 1:1 to 4:1,
Output level: 0 dB to 7 dB, Attack time: approx. 25 msec,
Release time: approx. 300 msec

EQ CH 1 – CH 11/12 HIGH: Gain: +15 dB/-15 dB, Frequency: 10 kHz shelving

CH 1 – CH 7/8 MID: Gain: +15 dB/-15 dB, Frequency: 2.5 kHz peaking

CH 1 – CH 11/12 LOW: Gain: +15 dB/-15 dB, Frequency: 100 Hz shelving

PEAK LED CH 1 – CH 7/8 LED turns on when post EQ signal reaches 3 dB below clipping (+17 dBu)

Input Terminals

CH INPUT 1–4

CH INPUT 5/6, 7/8 — —

CH INPUT 9/10, 11/12 — — 10 kΩ

0 dBu is referenced to 0.775 Vrms.

*1 Sensitivity is the lowest level that will produce an output of +4dBu (1.228V) or the nominal output level when the unit is set to maximum gain.

(All level controls are maximum position.)
*2 1/Sleeve=GND, 2/Tip=HOT, 3/Ring=COLD
*3 Tip=HOT, Ring=COLD, Sleeve=GND
*4 Tip=Signal, Ring=GND, Sleeve=GND

PA D

26dB

OFF

ON

GAIN

Tri m

+64 dB

+20 dB

+38 dB

-6 dB

Actual

Load

Impedance

3 kΩ

3 kΩ

10 kΩ

For Use

With

Nominal

50–600 Ω

Mics/Lines

50–600 Ω

Mics

600 Ω

Lines

600 Ω

Lines

Sensitivity

-80 dBu

(0.077 mV)

-36 dBu

(12.3 mV)

-54 dBu

(1.55 mV)

-10 dBu

(245 mV)

-80 dBu

(0.077 mV)

-54 dBu

(1.55 mV)

-30 dBu

(24.5 mV)

Input level

*1

(0.775 mV)

(122.8 mV)

(15.46 mV)

(0.775 mV)

(15.46 mV)

Nominal

-60 dBu

-16 dBu

-34 dBu

+10 dBu

(2.451 V)

-60 dBu

-34 dBu

-10 dBu

(245 mV)

Max.

before clip

-40 dBu

(7.75 mV)

+4 dBu

(1.228 V)

-14 dBu

(154.6 mV)

+30 dBu

(24.51 V)

-40 dBu

(7.75 mV)

-14 dBu

(154.6 mV)

+10 dBu

(2.45 V)

Jack

XLR-3-31
TRS PHONE
(6.3 mm)
Combo type

XLR-3-31

TRS PHONE
(6.3 mm)

TRS PHONE
(6.3 mm)
RCA PIN

*2

*3

*2

*4

*4

Unbalanced

XLR-3-31:

TRS PHONE:

TRS PHONE:

RCA PIN:

Analog Output Characteristics

Output Terminals

STEREO OUT L, R 75 Ω 600 Ω Lines —

MONITOR OUT L, R
GROUP OUT 1–2
AUX SEND 1–2

PHONES L, R 110 Ω 40 Ω Lines —

0 dBu is referenced to 0.775 Vrms.

*2 1/Sleeve=GND, 2/Tip=HOT, 3/Ring=COLD
*3 Tip=HOT, Ring=COLD, Sleeve=GND
*5 Tip=LEFT, Ring=RIGHT, Sleeve=GND

Actual Source

Impedance

150 Ω 10 kΩ Lines —

For Use

With Nominal

— Nominal

Output level

+4 dBu

(1.228 V)

+4 dBu

(1.228 V)

3 mW +
3 mW

Max.

before clip

+24 dBu

(12.28 V)

+20 dBu

(7.750 V)

100 mW +
100 mW

Jack

XLR-3-32
TRS PHONE(6.3 mm)

TRS PHONE(6.3 mm)

TRS PHONE(6.3 mm)

*2

Balanced / Unbalanced /

Impedance Balanced

*3

*3

*5

Balanced

Impedance

Balanced

Digital Input / Output Characteristics (MG12XU)

Termina ls Format Data length

USB

*1 Data length depends on the particular audio format being used. USB Audio Class 2.0: 16-bit/24-bit, Yamaha Steinberg USB Driver: 24-bit

USB Audio Class 2.0/
Yamaha Steinberg USB Driver

16-bit/24-bit 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz USB Standard-B

*1

Fs Connector

Balanced /

Balanced

Balanced

Unbalanced

Unbalanced

Unbalanced

—

European Models

Inrush Current based on EN 55103-1:2009

3.0 A (on initial switch-on)

2.0 A (after a supply interruption of 5s)
Conforms to Environments: E1, E2, E3 and E4

Block and Level Diagrams

USB

MONO/ST CH INPUT

MONO CH INPUT MONO/ST CH INPUT

MONO CH INPUT (MIC/LINE)

ST CH INPUT

SEND AUX2

SEND AUX1

GROUP OUT 1

GROUP OUT 2

STEREO OUT L

STEREO OUT R

Digital EFFECT

PHONES

MONITOR OUT L

MONITOR OUT R

ST CH INPUT

Dimensions

115

308 118

422

416

Unit: mm

This illustration shows the MG12XU.

C.S.G., PA Development Division

© 2014 Yamaha Corporation

401POAP*.*-01A0

Printed in Vietnam