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Keeley Launches the Octa Psi

Keeley Launches the Octa Psi

Polyphonic pitch shifting, adjustable ramp speed, and three-way tone switch.


Octa Psi Features:

  • Instant Effect Order Switching: Solve the classic question "Octave/Pitch before or after fuzz?" with ease –just hold down both foot switches.
  • Flexible Output Configuration: Switch between AllWet or Wet/Dry blend with a quick double-tap of Blend.
  • Momentary or Latching Octave/Pitch: Switch between latching or momentary octaves for completecreative control, simply hold the Fuzz switch.

Polyphonic Octave and Pitch Shifter:

  • Three Modes: Up, Down, and Dual modes for creating nearly every harmonic interval, includingpower chords, stacked fourths, and diminished chords.
  • Momentary Mode: Perfect for dive-bombs and wild multi-octave bends.
  • Adjustable Ramp Speed: For creatively timed pitch bending, just like having an onboardexpression pedal.

Transfigurating Fuzz Circuit:

  • All-Analog, Transistor-Based: Delivers incredible sound with wave after wave of gain staging leading to hard clipping.
  • Three-Way Tone Switch: Carve out the perfect fuzz tone with Scoop, Punch, or Psi mode.
  • Massive Sound: Makes your guitar pickups sound enormous at any volume.

Stunning Design and Ease of Use:

  • High Octane Circuitry – Housed in a proprietary angled aluminum enclosure for simplicity and durability.

Upgrade your sound and explore new sonic possibilities with the Octa Psi Transfigurating Fuzz Pedal.Prepare yourself to experience the ultimate in pitch-shifting, octave generation, and analog fuzz!

Octa Psi Highlights:

  • Polyphonic Pitch Shifter:○ +/- Two Octave Range and nearly every harmonic interval.
    • Low latency and fast-tracking for great tone in dropped tunings or wild bends.
    • Switchable All-Wet ⇆ Wet/Dry Blend by double tapping the Blend control.
    • Momentary or Latching Octave and Pitch Shifter by holding down the Fuzz stomp.
    • Adjustable Ramp Speed for the pitch shifter by holding Octave down and adjusting Blend.4
    • Three pitch-shifting modes (Up/Dual/Down) for multiple octaves, crazy intervals, chords,and even chorus modulation.
  • Analog Transistor Fuzz:
    • Super thick, analog transistor fuzz and distortion.
    • Three-way bass response: Scoop, Punch, or Psi mode for massive undertones.
    • Order switching between Fuzz ⇆ Octave (Pitch) by pressing and holding both Octave andFuzz.

Tech Specs:

  • Pedal Type: Octave Fuzz and Pitch Shifter
  • Switching: Momentary or Latching Pitch Shifter
  • Analog/Digital: Mixed, Analog Fuzz & Digital DSP
  • Effects: Polyphonic Pitch Shifter, Octave, Fuzz, Distortion
  • Inputs/Outputs: TS 1⁄4” jacks
  • Bypass: True Bypass or Silent Buffered Bypass, user selectable
  • Power Requirements: 9-18 VDC, 150mA (high current power supply sold separately) - No battery
  • Height: 2.7”
  • Width: 3.9”
  • Depth: 5”
For more information, please visit robertkeeley.com.

Keeley Electronics - Octa Psi Transfigurating Fuzz - Sarah Lipstate Performance - YouTube