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El-Harmonix Octave Multiplexer

Product Code: 7178
Ex Tax: £60.83

Electro-Harmonix Octave Multiplexer

Get down! Generates deep, phat bass tones one octave below the notes you play.

Two separate smoothing filters enable you to tailor your sub-octave signal to the exact bass sound you desire, separating the Octave Multiplexer from other octave devices.

Run your vocals through it and sound just like Ike Turner.

This is a monophonic device and works only on single notes.

True bypass

Create very smooth and natural bass tones one octave below your played note

Sub-octave is switch-selectable

Hi and low filter controls let you tailor the perfect bass tone

Tough and compact die-cast chassis

Dimensions in mm: 102 (w) x 121 (l) x 89 (h)


Customer Feedback


Just to let you know i got my parcel okay & thanks for the speedy reply in the 1st instance ... i will defo buy from your company in the future.

John, Scotland 

Many thanks for all you have done to help with this.
I will keep your shop as a bookmark.

Rob, Scotland

ref schaller pick up Many thank for very quick service i am well pleased regards 

Ivan, Norfolk

the guitar arrived yesterday and I am very happy with it. More than this I have to thank you for the super fast two day shipment - great job!

Rolf, Germany