Roboduck III

HEXE Roboduck III

Version III. Classic Wah/Auto Wah pedal generator pedal.

Featuring two types of the filter: bandpass or lowpass, auto and manual sweep modes and adjustable frequency range.


  • FREQUENCY: moves up/down the range of the filter.
  • RESONANCE: filter peak.
  • LEVEL: output volume control.
  • LP/BP: (toggle switch) filter type: lowpass or bandpass.
  • STATIC/DYNA: (toggle switch) Resonance parameter can be set with the knob or can be controlled by the envelope curve.
  • UP/DOWN: (toogle switch) filter sweep direction.


  • ON-OFF: true bypass.
  • AUTO-MANUAL: switches between autowah and manual wah (using an expression pedal) mode.

Expression pedal input:

Pedal accepts only an analog type passive expression pedals. Internal trimpots are used to set the top and bottom limits of the frequency sweep.

Technical info:

  • 1M input impedance,
  • below 1k output impedance,
  • 9V DC, 50mA power, regulated adapter only. 5.5/2.1mm center negative plug.

Demo videos / Sound Samples:

HEXE Roboduck III

HEXE Roboduck III

HEXE Roboduck III