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ZT59150 Analog Input Characteristics 0 dBu = 0.775 Vrms Input Jack PAD 26 dB GAIN Trim Position Actual Load Impedance For Use with Nominal Sensitivity *1 Nominal Max. Before Clip -80 dBu (0.077 mV) -60 dBu (0.775 mV) -40 dBu (7.75 mV) -36 dBu (12.3 mV) -16 dBu (122.8 mV) +4 dBu (1.228 V) -54 dBu (1.55 mV) -34 dBu (15.46 mV) -14 dBu (154.6 mV) -6 dB -10 dBu (245 mV) +10 dBu (2.451 V) +30 dBu (24.51 V) +64 dB -80 dBu (0.077 mV) -60 dBu (0.775 mV) -40 dBu (7.75 mV) +20 dB -36 dBu (12.3 mV) -16 dBu (122.8 mV) -6 dBu (388.2 mV) +38 dB -54 dBu (1.55 mV) -34 dBu (15.46 mV) -14 dBu (154.6 mV) -6 dB -10 dBu (245 mV) +10 dBu (2.451 V) +30 dBu (24.51 V) +38 dB -54 dBu (1.55 mV) -34 dBu (15.46 mV) -14 dBu (154.6 mV) -10 dBu (245 mV) +10 dBu (2.451 V) +30 dBu (24.51 V) +64 dB OFF Technical Specifications +20 dB MIC/LINE 1 - 12 50–600 Ω Mics/Lines 3 kΩ +38 dB ON General Specifications MIC 13/14 - 19/20 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) 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 Hum & Noise *1 (20 Hz to 20 kHz) 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) Crosstalk(1 kHz) *2 -78 dB Input Channels 20 channels: Mono [MIC/LINE]: 12, Mono/Stereo [MIC/LINE]: 4, Stereo [LINE]: 0 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 26 dB HPF CH 1 – CH 12, CH 13/14 (MIC) – CH 19/20 (MIC) 80 Hz, 12 dB/oct COMP CH 1 – CH 8 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 12 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 LINE 17/18, 19/20 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) PHONES USB Audio (MG20XU) 2 IN / 2 OUT USB Audio Class 2.0 compliant, Sampling Frequency: Max 192 kHz, Bit Depth: 24-bit 36 W 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 The contents of this manual apply to the latest specifications as of the publishing date. To obtain the latest manual, access the Yamaha website then download the manual file. 600 Ω Lines -6 dB 75 Ω Level Meter Dimensions (W × H × D) 10 kΩ STEREO OUT [L, R] MONITOR OUT [L, R] GROUP OUT [1 - 4] AUX SEND [1 - 4] Power Consumption — 600 Ω Lines For Use with Nominal LED turns on when post EQ signal reaches 3 dB below clipping level. AC 100-240 V, 50 Hz/60 Hz 10 kΩ Actual Source Impedance Output Terminal CH 1 – CH 19/20 Power Requirements — 50–600 Ω Mic XLR-3-31 *3 (Balanced) Phone jack *4 (Unbalanced) RCA pin (Unbalanced) 0 dBu = 0.775 Vrms PEAK LED +48 V 3 kΩ Combo jack *2 (Balanced) Analog Output Characteristics 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 Phantom Power Voltage — Connector *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 CH 13/14 – CH 19/20 *1 Noise is measured with A-weighting filter. *2 Crosstalk is measured with 1 kHz band pass filter. 1 LINE 13/14, 15/16 Input Level Output Level Connector Nominal Max. Before Clip 600 Ω Lines +4 dBu (1.228 V) +24 dBu (12.28 V) XLR-3-32 *3 Phone jack *5 (Balanced) 150 Ω 10 kΩ Lines +4 dBu (1.228 V) +20 dBu (7.750 V) Phone jack *5 (Impedance Balanced) 110 Ω 40 Ω Phones 3 mW + 3 mW 100 mW + 100 mW Stereo phone jack *3 1 = GND, 2 = HOT, 3 = COLD *5 Tip = HOT, Ring = COLD, Sleeve = GND Digital Input / Output Characteristics (MG20XU) Terminal Format Data Length Sampling Frequency Connector USB USB Audio Class 2.0 16-bit/24-bit 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz USB Standard-B  Block and Level Diagrams Dimensions STEREO OUT L MONO CH INPUT (MIC/LINE) STEREO OUT R 128 444 130 GROUP OUT 1 MONO/ST CH INPUT GROUP OUT 2 GROUP OUT 3 GROUP OUT 4 MONO/ST CH INPUT 500 SEND AUX2 493 SEND AUX1 SEND AUX3 SEND AUX4 USB Digital EFFECT PHONES MONITOR OUT L Unit: mm This illustration shows the MG20XU. MONITOR OUT R MONO CH INPUT MONO/ST CH INPUT Manual Development Group © 2014 Yamaha Corporation Published 08/2016 POLE*.*-01E0 Printed in Malaysia 2