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350 West Bowery Street
Akron, OH, 44307
United States

(330) 252-9220

Official website for EarthQuaker Devices. We build guitar effects by hand in the quaint landlocked city of Akron, Ohio.

Octave & Harmonizer

NEW        BOOST, PREAMP & EQ       COMPRESSION        DELAY & REVERB
DISTORTION & OVERDRIVE        FUZZ        MODULATION & FILTER        OCTAVE & HARMONIZER        LEGACY


Octave & Harmonizer

Get ready to get low. Or get high. Whether you’re looking for glitched-out analog suboctaves, precise polyphonic tracking, soaring dual lead guitar harmonies, wild pitch-bends, or a classic Jammy Handrix-approved upper octave effect, you’ve come to the right place.

Arpanoid™ Polyphonic Arpeggiator $225.00

Arpanoid™

Polyphonic Arpeggiator

$225.00

Bit Commander™ Guitar Synthesizer $175.00

Bit Commander™

Guitar Synthesizer

$175.00

Organizer™ Polyphonic Organ Emulator $185.00

Organizer™

Polyphonic Organ Emulator

$185.00

Pitch Bay™ Dirty Polyphonic Harmonizer $225.00

Pitch Bay™

Dirty Polyphonic Harmonizer

$225.00

Rainbow Machine™ Polyphonic Pitch Shifting Modulator $225.00

Rainbow Machine™

Polyphonic Pitch Shifting Modulator

$225.00

Tentacle™ Analog Octave Up $125.00

Tentacle™

Analog Octave Up

$125.00