The WAH-WAH FX unit was modeled after classic wah-wah pedals of the 1970s. It’s a fun and versatile effect that doesn’t sound like any of the other Trilian Filters. This FX unit works both as a sweeping wah-wah and also as an “auto-wah” envelope filter effect by using the controls on Page 2.

PAGE ONE CONTROLS

  • [SWEEP LFO] RATE
    Controls the speed of the LFO’s Sweeps.
    When Synced: 16x, 8x, 7x, 6x, 5x, 4x, 3x, 2x, 1/1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/2D, 1/4D, 1/8D, 1/16D, 1/2T, 1/4T, 1/8T, 1/16T
    Unsynced: 0 ~ 8.8 Hz
  • [SWEEP LFO] DEPTH
    Controls the sweep range of the LFO.
    Range: OFF ~ 100%
  • [SWEEP LFO] SYNC
    Engages and disengages synchronization of the LFO rate with the host’s tempo.
  • [TONE] FREQ
    Controls the Center Frequency range of the filter wah.
    Range: -10 ~ +10%
  • [TONE] Q
    Controls the Resonance or emphasis of the wah frequency.
    Range: -10 ~ +10%
  • [TONE] WIDE
    A phase reversal that inverts the left and right modulation for a stereo wah effect.

PAGE TWO CONTROLS

  • [AUTO ENV] THRESHOLD
    The audio level at which the Envelope Follower modulation begins.
    Range 0 ~ -90 dB
  • [AUTO ENV] ATTACK
    The time of the Envelope Follower modulation beginning slope.
    Range 200 ~ 8000 ms
  • [AUTO ENV] RELEASE
    The time of the Envelope Follower modulation ending slope.
    Range 25 ~ 1500 ms
  • [AUTO ENV] POLARITY
    The polarity of the Envelope Follower modulation.
    Choices: HIGH/LOW, LOW/HIGH
  • SOURCE
    Drop-down menu that allows a choice between LFO and AUTO-ENV as the source of the wah-wah modulation.
  • LEVEL
    Adjusts the overall output.
    Range: 0 ~ 13 dB

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