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Amazon.com: T-Rex Engineering QUINT-MACHINE Pitch Guitar Effects Pedal with Fully Adjustable Octave Up, Octave Down, and Fifth Up Controls; Simulating Organ, Synth or 12-String Sound (10094) : Musical Instruments
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Used T-Rex Octavius Tri-tone Generator Guitar Pedal Combination Octaver/Boost Pedal | Sweetwater Gear Exchange
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