H90 Harmonizer® Multi-Fx Effects Pedal | Eventide Audio
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H90 Harmonizer®

Multi-effects Inspiration Engine

Five decades of Eventide innovation. One groundbreaking pedal. The H90 Harmonizer features 74 professional algorithms and hundreds of curated programs, delivering pro audio essentials as well as boundary-pushing experimental sounds. With its comprehensive I/O and flexible routing, the H90 is designed to be the heart of your rig. 

Granular Meets the Harmonizer

Harmonizer®+ Vocal Algorithms

New Effects, Endless Sounds

The H90 Harmonizer features modern ARM-based architecture derived from the world’s most powerful effects processor, Eventide’s flagship H9000 Harmonizer.

Explore sound examples below.

Sound Categories

Granular Algorithms

Four new granular effects offer blooming reverse delays, rhythmic glitchy stutters, and skittering repeats that morph into unexpected textures.

Cosmic Web | Piano | gnoP Ping
Cosmic Web | Guitar | Dream Ghost
Cosmic Web | Polysynth | Cosmic Web
Glitch | Synth Arp | Glitch
Glitch | Guitar | Aliased Chatter
Glitch | Polysynth | Envelope Bursts
GrainMod | Guitar | Reverse Swell
GrainMod | Clavinet | Pattern Slicer
GrainMod | Vocals | Poly Mod
Stutter | Synth Stab | Stutter
Stutter | Poly Synth | Two Speeds
Stutter | Guitar | Bubble Chamber

Harmonizer+ Vocal Algorithms

The H90 goes far beyond a standard effects pedal, now expanding its capabilities with four studio-grade vocal algorithms: VocalTune, VocalShift, VocalShiftMIDI, and Quadravox+

Quadravox+ | Haunted Voices
VocalShiftMIDI | Pollia
VocalTune | AstroVox
VocalShift | MacVox
Quadravox+ | Lo-Fi Harmonizer
VocalShiftMIDI | VinesVox
VocalTune | RTVox
VocalShift | Modern Lush Harmony

Exclusive Algorithms

The H90 not only offers the iconic reverbs, delays, modulation, and pitch-shifting effects of the H9 Max but goes far beyond with new powerful algorithms including state-of-the-art, fast-tracking, and warble-free Polyphonic Pitch Shifting.

PolyFlex | PolySteel
Wormhole | Wormhole Serpent
PolySynth | Eighth Note Drip
Bouquet Delay | 5th Jump
Polyphony | PolyRhythm
WeedWacker | WeedWacker
Even Vibe | Air Bubbles
SP2016 Reverb | Dessert Plate
Head Space | Head Space
Prism Shift | Diamond Shine
Instant Phaser Mk II | Instant Phaser
Instant Flanger Mk II | Rotary Flange

Essential Programs

The H90 Harmonizer comes with hundreds of factory Programs that can be loaded using either SELECT or BANK mode. Organizing your favorite sounds has never been easier, simply load a new Playlist and you’re ready for the next gig!

Clean Ambient | Digital Delay → Hall
Funky Wah | EQ Compressor → QWah
Green Tides | WeedWacker → SpaceTime
Instant Flavor | Instant Phaser Mk II ‖ Instant Flanger
Recital Hall | Spring → SP2016 Reverb
Riff Rocket | Even-Vibe → CrushStation
Shoegazer | WeedWacker → Blackhole®
Slap Drive | WeedWacker → H910 H949
Space Spiral | Rotary ‖ SpaceTime
Wide & Clean | MicroPitch → Spring

Creative Soundscapes

Transport your audience to new sonic destinations. By seamlessly blending any two algorithms you wish, the H90 excels at crafting immersive soundscapes and otherworldly textures.

Awaken | Polyphony → TriceraChorus
80s Villain | Hotsawz → Harmodulator
Clean Ambient | Digital Delay → Hall
Dream Sequence | H910 H949 → SpaceTime
Jazzy BZ | Polyphony → Rotary
AuraProjector | PitchFuzz ‖ TremoloVerb
Mosaic | Polyphony ‖ Crystals
Space Island | FilterPoint ‖ TremoloVerb
Green Tides | WeedWacker → SpaceTime
Tidal Waves | UltraTap ‖ FilterPong

Live Performance Machine

Comprehensive UI

Dual FX Processing

The H90 Harmonizer’s dual algorithm design features true spillover between programs, series or parallel effect routing, and flexible I/O.

  • Two Mono Inserts
  • Dual Mode

Two Mono Inserts allow you to incorporate outboard effects in any configuration or combine them for one stereo insert. Optimize your signal flow with instrument or line level operation and full gain controls.

Dual Mode allows you to connect using the four-cable method or process two independent stereo instruments at once! Let the H90 Harmonizer take you beyond the effects horizon.

H90 Control

Additional Features

New low-latency Polyphonic Pitch Shifting with SIFT (Spectral Instantaneous Frequency Tracking) technology 

Use two algorithms at once per Program 

Route effects in series or parallel 

Two mono inserts or one stereo insert can be positioned anywhere in the signal chain 

Use H90 Control software to edit Programs, create lists, and update firmware on a Mac or PC 

22 new effect algorithms: Cosmic Web, Glitch, GrainMod, Stutter, Quadravox+, VocalShift, VocalTune, VocalShiftMIDI, Polyphony, Prism Shift, PolyFlex, PolySynth, Bouquet Delay, Head Space, WeedWacker, Even-Vibe, Wormhole, Instant Flanger, Instant Phaser, Aggravate, Sticky Tape and SP2016 Reverb

Includes all 52 effect algorithms from the H9 Max Harmonizer with enhanced features and improvements

True spillover between Programs 

Instrument or line-level operation

ARM-based architecture lays the foundation for new and exciting creative effects 

Dual-mode for processing two independent stereo signals at once 

Two expression inputs for pedals, up to 3-button auxiliary switches, and CV signals 

Built-in tuner 

“The H90 is a next-generation multi-effects powerhouse for all manner of different musicians.”

“The H90 Harmonizer® does about a million other things very, very well.”

“The H90 succeeds in bringing the H9’s brilliance into the modern effects era.”

  • Routing Options
  • Connectors
  • Analog I/O
  • Specifications

Simple Effects Pedal Setup

Two Mono Inserts

One Stereo Insert

Amplifier Pre/Post (Mono)
Dual Mode

Guitar & Vocals (with MixingLink®)
Dual Mode

Dual Inserts in DAW
Dual Mode

Inputs 1 – 4

¼ inch TS mono jack

Outputs 1-4

¼ inch TS mono jack

Exp/Ctl 1-2

¼ inch TRS / Expression pedal or Aux Switch

USB Type-C

Use USB 2.0 for control, updates, and MIDI

MIDI In

Five-pin DIN (Female)

MIDI Out/Thru

Five-pin DIN (Female)

DC Input Jack

5.5/2.5mm plug / Center Positive (+)

Input Impedance (Inst. Level)

>600k ohms

Input Impedance (Line Level)

>80k ohms

Output Impedance

220 ohms

Recommended Load Impedance

10k ohms

Maximum Input Level (Inst)

+4dBu

Maximum Input Level (Line)

+14dBu

Power

12V DC @ 1A / Center Positive (+), 5.5/2.5mm jack

Dimensions (Product)

English: 6.5″ (W) x 5.25″ (D) x 2.5″ (H)
Metric: 170 (W) x 136 (D) x 68 (H) mm

Dimensions (Package)

English: 10.5″ (W) x 7″ (D) x 3″ (H)
Metric: 265 (W) x 180 (D) x 75 (H) mm

Weight (Product)

1.85 lbs / 0.84 kg

Weight (Package)

3 lbs / 1.36 kg

Shipping Contents

H90, Eventide Sticker, 4x Rubber feet, Guitar pick, Universal power supply with plugs (US, UK, EU, AUS), USB A to Type-C cable, Quick Reference Guide

Patented Technology

The H90 Harmonizer product is covered by United States Patent No. 12,689,866. 

Warranty

All Eventide hardware products come with a one year warranty.

Return Policy

Returns accepted within 30 days of purchase. Learn more

Free Ground Shipping

We offer free ground shipping on all orders.

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