October 2024: Fractal Audio's VP4 Virtual Pedalboard has been added to the wiki.

Formant block

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Available on which products

  • Axe-Fx III: 2 blocks
  • FM9: 2 blocks
  • FM3: 2 blocks
  • Axe-Fx II: 1 block
  • FX8: 1 block
  • AX8: 1 block

Channels or X/Y

  • Axe-Fx III and FM9 and FM3: 4 channels
  • Axe-Fx II: no
  • FX8: no
  • AX8: no

About the Formant block

The Formant filter simulates human vowel sounds.

Vowels.png

More information:

Formant position on the grid

For best results, put the block between the Amp and Cab blocks.

Factory presets

The Formant block is showcased in a few Factory presets.

Tips and tricks

Simulate a talkbox

The Formant effect lets you simulate a talkbox and, if you really really must, play Livin' on a Prayer.

Attach a controller to the Control parameter in the Formant block, either an internal controller such as an LFO, or a pedal.

The Forum discussion has more information.

A real talkbox doesn't use a speaker, so experiment with leaving out a Cab block in the preset.

Do you want tips for integrating your real talkbox in your Axe-Fx or AX8 rig? Search the forum for "banshee" or "talkbox".

Also see "Talk box" at Wikipedia for more information.

Emphasize frequencies

The Formant can be used to emphasize frequencies, for example when creating a Seek Wah effect. Put the Formant after the Wah block.

Make other sounds more vocal

Add the Formant to make other sounds more like human vocals.

Prevent clipping

Because of the resonant frequencies of the Formant filter, it's easy to make the digital signal clip. Keep sufficient headroom.