Mesa Boogie Triaxis Programmable Pre-Amp

The Mesa Boogie Triaxis Programmable Pre-Amp compacts the best features from their Mark series with a tube design and tonal arsenal for a command center in a single rack.


  • Interface: Three-band EQ, Dynamic Voice, Variable Gain, Dual Lead Gains, Master Volume

  • Modes: Eight including MK I Hyper Clean, MK III Classic High Gain, and MK IV Classic British Lead

  • Tube Section: 12AX7-powered preamp

  • Other Features: Four adjustable function switches, FX loop, MIDI i/o, phantom power

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