Keeley Electronics Octa Psi Pitch Shifter And Octave Fuzz

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£249.00

This is the Keeley Electronics Octa Psi Pitch Shifter And Octave Fuzz from Keeley Electronics, now available in the Guitar Pedals category on Guitars Pedals Amps and Stuff.. Read More below.

Description

The Keeley Electronics Octa Psi Pitch Shifter And Octave Fuzz is a powerful combination of polyphonic pitch shifting octave generation and analog fuzz in one intuitive pedal. With a versatile design it allows players to seamlessly switch the effect order toggle between momentary and latching modes and experiment with a wide range of fuzz voicings from Scoop to Punch and Psi.Featuring an all-analog transistor-based fuzz circuit the Octa Psi delivers thick gain-heavy tones that are perfect for hard-clipping and aggressive sounds. Its polyphonic pitch shifter provides three modes—Up Down and Dual—unlocking a variety of harmonic possibilities across a two-octave range. Housed in a rugged angled aluminium enclosure this pedal combines durability with sleek design for both studio and live use.

About the manufacturer

Keeley Electronics

Keeley Electronics are known for making standout compressor pedals and more. Founded with a passion for tone and innovation, their gear has shaped countless records and players’ sounds. Look out for their iconic designs and flagship models — they’ve earned a reputation for reliability and creativity.

More info about this Product

Guitar Pedals

Guitar pedals are compact effects units that shape and enhance a guitar’s sound, sitting between the instrument and the amplifier. They include gain pedals like overdrive and distortion, modulation effects such as chorus and tremolo, time-based effects like delay and reverb, and essential utilities including tuners, compressors and loopers. Understanding basic things such as pedal type, signal order, power requirements and intended use helps players choose pedals that suit their style, setup and playing environment.

Pitch & Harmoniser Pedals

Pitch processors shift the incoming note to a new interval, while harmonisers add one or more shifted voices alongside it. Digital detection may follow single notes, chords or a selected musical key, and some units allow continuous expression-controlled sweeps. Tracking accuracy, latency, interval range, scale intelligence and formant handling determine how natural or deliberately synthetic the added voices sound.

More Gear like this

Fuzz

Fuzz is one of the earliest and most distinctive guitar effects, known for its thick, gritty, and saturated tone that completely transforms your sound. It works by heavily clipping the audio signal, producing a raw, almost broken distortion that defined the sound of the ’60s and ’70s rock era. Classic pedals like the Fuzz Face and Big Muff became legendary for their roaring sustain and rich harmonic texture. Modern fuzz pedals range from vintage-style warmth to wild, synth-like chaos, making them perfect for players who want to add character, attitude, and a touch of chaos to their tone.

Guitar Pedal

Octave

An octave effect shifts the guitar signal up or down by one or more octaves and blends it with the original sound. It is used to add thickness, create bass-like lines, or produce higher, harmonised tones, making it popular for lead playing, riffs, and creative sound design.