Always consult the official Owners Manuals and Guides first.
Information about the FM3 may be incomplete or wrong, it's being worked on.

Crossover block

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Crossover block.PNG

Available on which products

  • Axe-Fx III: 2 blocks
  • FM3: no
  • Axe-Fx II: 2 blocks
  • FX8: no
  • AX8: no

Channels or X/Y switching

  • Axe-Fx III: 2 channels
  • Axe-Fx II: no

What is a crossover

The Crossover block is a simulation of an electronic crossover. A crossover splits the audio signal into frequency ranges, to be processed or amplified separately.

More explanation:

Parameters table

Parameter Axe-Fx III Axe-Fx II
Lo/Hi Level Left/Right yes yes
Lo/Hi Pan Left/Right yes yes
Frequency yes yes
Frequency Multiplier yes yes

Tips and tricks


Some bass/guitar players split their signal in highs and lows, and send them through different amplifiers. This can be accomplished with the Crossover block. The factory preset "Plexi Bi-Amp" (Axe-Fx series only) demonstrates this. Or check Leon Todd’s tutorial.