Voice filters

Audio from the oscillators is passed to the Voice Filter section.

There are 2 filters available per voice or note played, accessed via the tabs. Each filter can be set to one of the following modes

  • MG Ladder
  • MS 200
  • Clean
  • EQ
  • Formant
  • Resonator
  • Comb

Main Filter Controls

Voice Filter
  • Filter tabs. Click to select Filter 1 or Filter 2
  • Filter enabled Switch: turns the filter on and off
  • Screen: Shows the frequency curve for the selected filters. Dragging the screen will adjust the base Cutoff and Resonance levels
  • Filter Mode Selector: Choose between the different Filter modes

Filter Mode

The following controls are available when the filter is set to MG Ladder, MS 200, or Clean mode

Voice Filter
  • Filter shape selector: Choose Low pass, Band pass or High pass
  • Filter slope selector: allows 12 or 24 Db per octave
  • Cutoff knob: controls the frequency of the selected filter. A good modulation target - try dragging Env 2 to the cutoff
  • Keyfollow Button: when enabled, adjusts the cutoff based on the note being played. The cutoff knob becomes an offset knob
  • Link Button: links the cutoff of filter 1 and filter 2
  • Resonance:
  • Drive: Adds a drive amount to the filter circuit. The drive is different for each mode. Clean mode does not have a drive circuit
  • Mix: blends the output between the filtered and dry signals.

EQ Mode

The EQ is split into 3 bands.

The controls correspond to the selected band.

  • Low and high bands can be switched between an low / high pass filter and a shelf.
  • Pass filters have a slope switch, while shelves have a gain control.
  • The mid band be switched between a bell and a notch.
  • You can drag the handles in the EQ graph to quickly adjust the 3 bands.

Formant Filter

  • Drag the handle in the EQ graph to change between the four vowel sounds.
  • Vowel X and Vowel Y: adjust the X and Y positions of this handle
  • Voice: adjusts the formant between female and male voices
  • Shift: moves all adjustments up and down in frequency
  • Mix: blends between the dry and filtered signal

Comb Filter

  • ABC switch:
  • Keyfollow Switch: adjusts the cutoff to match the note you play. When in this mode, the cutoff knob becomes an offset knob

Resonator

  • Keyfollow Switch: adjusts the cutoff to match the note you play. When in this mode, the cutoff knob becomes an offset knob
  • Link: Links the Filter 1 cutoff to the filter 2 cutoff
  • Low cut enabled:
  • Band Selector: Choose the number of bands
  • High cut enabled:
  • Alight Centre / Left switch: determines whether the centre resonator band or left band frequency is set to the cutoff
  • Cutoff: The frequency of the left or centre band
  • Res: adjusts the resonance of each band. At high values the filter will self oscillate
  • Skew: adjusts the distribution of the bands towards the left or right
  • Range: sets the distance between the lowest and highest band
  • Mix: blends between the dry and filtered signal

Authored on 24 Oct 2022. Last updated 8 Dec 1:23:07 am.

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