Octave / Harmony / Pitch

The EHX Intelligent Harmony Machine instantly creates matching harmonies to what you play. It’s like having one – or even two – guitarists jamming with you at the same time and always in perfect sync. The Intelligent Harmony Machine opens a door to the mu

The Data Corrupter is a monophonic analog harmonizing PLL with modulation. It takes your input signal and brutally amplifies it into a crushing square wave fuzz tone that is then multiplied, divided and modulated to create a wild, yet repeatable, three-vo

The Whammy can bring new depth to your artistry. Turn your solo into raging, rebellious screams of tone or tame your crowd with highly expressive, ambient chordal bends. Energize your audience with a scratchy note frenzy, bring them in and out of the soun

The EHX Pitch Fork®+ features two independent pitch shifting engines with full control over each. Both will transpose your pitch up or down over a +/- three octave range and detune +/-99 cents. With rock solid tracking, an organic, musical tone and extens

The Robot is a low fidelity 8 bit pitch transposer with absolutely no feelings whatsoever. It is completely synthetic and transforms any input into a puree of resynthesized robot jargon. Features bendable super lo-fi octave up, octave down, arp, and unity

The Tentacle is a classic analog octave up effect. It is the very same octave from our beloved Hoof Reaper pedal. We got so many requests to make this a stand-alone unit that we just had to make it a reality. You can now add an excellent, swelling octave

The Bit Commander is a monophonic analog guitar synthesizer with four octaves of vintage square wave synth tones. Its no-nonsense interface makes it easy to add or subtract octaves to create a wide variety of sounds without having to dial in envelopes or

The Organizer is a polyphonic organ emulator designed to mimic the organ tones of yesteryear crossed with the highly unique “Guitorgan”. It has a warm and very analog feel with a hint of Leslie warble that is unlike other modern octave shifters. It is sim