1. Introduction

Congratulations on choosing the Eventide H90 Harmonizer, our next-generation multi-effects pedal. Our live-performance audio processors put the power of our rack mount effects into the hands and at the feet of performing musicians. Whether you want high-quality effects or experimental sounds yet unheard, the H90 offers the great sounding effects you have always loved from Eventide, and more. Complete with an intuitive UI, comprehensive I/O, flexible routing options, and a wealth of effects to choose from, the H90 is designed to be the heart of your rig.

1.1. Key Features

  • Preloaded with 66 effect algorithms:

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

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

  • Use two algorithms at once per Program

  • True spillover between Programs

  • Route effects in series or parallel

  • Instrument or Line level operation

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

  • Dual Routing for processing two independent stereo signals at once

  • Five push-turn encoders for more tactile control

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

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

  • Built-in instrument tuner

1.2. A Few Words of Advice

The H90 packs an impressive amount of processing and flexibility into a compact package. To get a full understanding of what the H90 offers, we recommend taking the time to explore this User Guide. However, if you’re eager to get going, at least read the included Quick Reference Guide or view the Setup Chapter (Section 3) to help you get started.

1.3. What’s in the Box

The box contains:

  • H90

  • Quick Reference Guide

  • Universal AC power supply

  • USB-C to USB-A cable

  • 4x rubber feet

  • Eventide sticker

  • Guitar pick