Yamaha MG20XU Technical Specifications

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 Input to STEREO OUT 0.03 % @ +14 dBu (20 Hz to 20 kHz), GAIN knob: Min
(THD+N) 0.005 % @ +24 dBu (1 kHz), GAIN knob: Min
Hum & Noise *1 Equivalent Input Noise -128 dBu (Mono Input Channel, Rs: 150 Ω, GAIN knob: Max)
(20 Hz to 20 kHz)
Residual Output Noise -102 dBu (STEREO OUT, STEREO master fader: Min)
Crosstalk(1 kHz) *2 -78 dB
Input channels 20 channels: Mono [MIC/LINE]: 12, Mono/Stereo [MIC/LINE]: 2, Stereo [LINE]: 2
Output channels STEREO OUT: 2, PHONES: 1, MONITOR OUT: 1, AUX SEND: 4, GROUP OUT: 4
Bus STEREO: 1, GROUP: 4, AUX: 4 (MG20XU: incl. FX)
Input Channel Function PAD CH 1 – CH 12
HPF CH 1 – CH 12,
CH 13/14 (MIC) –
CH 19/20 (MIC)
COMP CH 1 – CH 8
EQ CH 1 – CH 12
CH 13/14 –
CH 19/20
PEAK LED CH 1 – CH 19/20
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 (MG20XU) SPX Algorithm 24 programs, PARAMETER control: 1, FOOT SW: 1 (FX RTN CH on/off)
USB Audio (MG20XU) 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 36 W
Dimensions (W × H × D) 444 mm × 130 mm × 500 mm (17.5" × 5.1" × 19.7")
Net Weight MG20XU: 7.1 kg (15.7 lbs.), MG20: 6.9 kg (15.2 lbs.)
Included Accessory AC power cord, Rack mount kit, Cubase AI Download Information (MG20XU),
Owner's Manual, Technical Specifications (this leaflet)
Optional Accessory Foot Switch: FC5 (MG20XU)
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.
ZK26480
26 dB
80 Hz, 12 dB/oct
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
HIGH: Gain: +15 dB/-15 dB, Frequency: 10 kHz shelving
MID: Gain: +15 dB/-15 dB, Frequency: 250 Hz to 5 kHz peaking
LOW: Gain: +15 dB/-15 dB, Frequency: 100 Hz shelving
HIGH: Gain: +15 dB/-15 dB, Frequency: 10 kHz shelving
MID: Gain: +15 dB/-15 dB, Frequency: 2.5 kHz peaking
LOW: Gain: +15 dB/-15 dB, Frequency: 100 Hz shelving
LED turns on when post EQ signal reaches 3 dB below clipping level

Analog Input Characteristics

0 dBu = 0.775 Vrms
PAD GAIN Trim Actual Load For Use With
Input Jacks
26 dB Position Impedance
+64 dB
OFF
+20 dB
MIC/LINE
3 kΩ
1 - 12
+38 dB
ON
-6 dB
+64 dB
MIC
— 3 kΩ 50–600 Ω Mic
13/14 - 19/20
+20 dB
+38 dB
LINE
— 10 kΩ 600 Ω Lines
13/14, 15/16
-6 dB
+38 dB
LINE
— 10 kΩ 600 Ω Lines
17/18, 19/20
-6 dB
*1 Sensitivity is the lowest level that will produce an output of +4 dBu (1.228 V) or the nominal output level when the unit is set to maximum gain.
(All level controls are at their maximum position.)
*2 1&Sleeve = GND, 2&Tip = HOT, 3&Ring = COLD
*3 1 = GND, 2 = HOT, 3 = COLD
*4 Tip = Signal, Sleeve = GND

Analog Output Characteristics

0 dBu = 0.775 Vrms
Actual Source
Output Terminals For Use With Nominal
Impedance
STEREO OUT [L, R] 75 Ω 600 Ω Lines
MONITOR OUT [L, R]
GROUP OUT [1 - 4] 150 Ω 10 kΩ Lines
AUX SEND [1 - 4]
PHONES 110 Ω 40 Ω Phones
*3 1 = GND, 2 = HOT, 3 = COLD
*5 Tip = HOT, Ring = COLD, Sleeve = GND
Digital Input / Output Characteristics (MG20XU)
Terminals Format Data length
USB USB Audio Class 2.0 16-bit/24-bit
Input level
Nominal
Sensitivity *1 Nominal Max. before clip
-80 dBu -60 dBu -40 dBu
(0.077 mV) (0.775 mV) (7.75 mV)
-36 dBu -16 dBu +4 dBu
(12.3 mV) (122.8 mV) (1.228 V)
50–600 Ω
Mics/Lines
-54 dBu -34 dBu -14 dBu
(1.55 mV) (15.46 mV) (154.6 mV)
-10 dBu +10 dBu +30 dBu
(245 mV) (2.451 V) (24.51 V)
-80 dBu -60 dBu -40 dBu
(0.077 mV) (0.775 mV) (7.75 mV)
-36 dBu -16 dBu +4 dBu
(12.3 mV) (122.8 mV) (1.228 V)
-54 dBu -34 dBu -14 dBu
(1.55 mV) (15.46 mV) (154.6 mV)
-10 dBu +10 dBu +30 dBu
(245 mV) (2.451 V) (24.51 V)
-54 dBu -34 dBu -14 dBu
(1.55 mV) (15.46 mV) (154.6 mV)
-10 dBu +10 dBu +30 dBu
(245 mV) (2.451 V) (24.51 V)
Output level
Nominal Max. before clip
+4 dBu (1.228 V) +24 dBu (12.28 V)
+4 dBu (1.228 V) +20 dBu (7.750 V)
3 mW + 3 mW 100 mW + 100 mW
Fs
44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
Connector
Combo jack *2
(Balanced)
XLR-3-31 *3
(Balanced)
Phone jack *4
(Unbalanced)
RCA Pin
(Unbalanced)
Connector
XLR-3-32 *3
Phone jack *5
(Balanced)
Phone jack *5
(Impedance Balanced)
Stereo phone jack
Connector
USB Standard-B