Yamaha MG12X Mixer

Signal & I/O

• Channels: 12 total (6 mic/line inputs + 4 stereo line inputs) (turn0search13)

• Mic Preamps: “D‑PRE” discrete Class‑A for clear, low‑noise gain 

• Phantom Power: +48 V switchable (mic channels) 

• Pad: ‑26 dB on mic channels

• HPF: 80 Hz, 12 dB/oct (mic only)

• EQ: 3‑band per mono channel (High/Mid/Low ±15 dB) 

Buses & Routing

• Main Outputs: 2 × stereo out

• Group Buses: 2 × group out

• Aux Sends: 2 × aux (including FX routing)

• Monitor & Headphones: 1 × monitor out, 1 × phones

• Built‑In FX: SPX digital effects — 24 programs with footswitch control 

Performance

• Compressor: 1‑knob compressors on first 4 mic channels

• Meters: 2 × 12‑segment LED level metering

• Frequency Response: +0.5/‑1.5 dB (20 Hz–48 kHz) 

• THD: ~0.03 % @ +14 dBu

• Noise / Crosstalk: Low residual noise and ~‑78 dB crosstalk

• Phantom Power: +48 V switchable

Connectivity

• Input Types: XLR/¼″ combo mic/line + ¼″ line jacks

• Outputs: XLR main & ¼″ monitor/aux/group

• Footswitch: FX on/off control

Physical

• Dimensions: 308 × 118 × 422 mm (W×H×D) 

• Weight: ~4.2 kg (9.3 lbs) 

• Power: Universal AC 100–240 V, 50/60 Hz