Used Electro-Harmonix Octave Multiplexer Effect Pedal

Add rich, analog octave-down tones to your rig with this used Electro-Harmonix Octave Multiplexer pedal in good condition. Featuring a dual-band filter, High and Bass controls, and sub-octave blending, it delivers fat, synth-like textures ideal for guitar or bass. Powered by a standard 9V power supply, it's an easy addition to any pedalboard. Whether you're crafting classic funk grooves or experimental soundscapes, this pedal brings gritty, vintage-inspired octave effects to life.