Keeley Electronics Octa PSi Pitch Shifter Pedal
Keeley Electronics - Octa PSi, Fuzz/Octave Guitar Effects Pedal with Switchable Effect Order, Polyphonic Pitch Shifting
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Pitch Shifter And Octave Fuzz
Keeley - Octa Psi
The Ultimate Combination of Pitch-Shifter, Octave Generator, and Analog Fuzz!Keeley Electronics fantastic Octa Psi is a heavy hitting Octave Fuzz and Pitch Shifter, opening the door for some dramatic soundscapes and a whole lot of fun at the same time. Housed in a seriously tough chassis and with intuitive design features to allow for seamless switching between the order of effects, the Octa Psi is one pedal you’ll constantly be finding new and inspiring sounds within.
Featuring an all-analog transistor-based circuit, it delivers raw, punchy distortion with rich harmonic depth, perfect for high-energy playing. At its core, the polyphonic pitch shifter offers three selectable modes—Up, Down, and Dual—spanning a two-octave range, allowing players to craft everything from searing leads to deep, rumbling textures. Whether used subtly or pushed to extremes, it unlocks a wealth of sonic possibilities.
at a glance
• Combines fuzz, polyphonic pitch shifting, and octave effects into a single box
• Switch between an all-wet signal or a wet/dry blend with a double tap of the blend control
• True bypass construction keeps your tone clean and uncolored when the pedal is disengaged
More Than Just A Tool – It’s An Extension Of Your Instrument
• Instant Effect Order Switching: Easily switch between Octave/Pitch before or after fuzz by holding down both foot switches.
• Flexible Output Configuration: Switch between All Wet or Wet/Dry blend with a quick double-tap of the Blend control.
• Momentary or Latching Octave/Pitch: Switch between latching or momentary octaves for complete creative control, simply hold the Fuzz switch.
Polyphonic Octave & Pitch Shifter
• Three Modes: Up, Down, and Dual modes for creating nearly every harmonic interval, including power 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 onboard expression 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 & Ease of Use
• High Octane Circuitry: Housed in a proprietary angled aluminum enclosure for simplicity and durability.
• Tough Wearing: Proudly Designed and Manufactured in the USA.
Octa Psi Transfigurating Fuzz Demo | Featuring Aaron and Robert | Keeley Electronics
The Tech Spec
| Features | Specification | 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 |
| Dimensions | Height: 2.7” Width: 3.9” Depth: 5” |
