This page about Orthogonal Devices ER-301 Sound Computer is a stub. You can help improve it:

Orthogonal Devices ER-301 Sound Computer main image

Orthogonal Devices ER-301 Sound Computer

Find out who is using Orthogonal Devices ER-301

1 community setup

6 wishlisted

8 saved

Page last updated Mar 30, 2026

Pricing and availability

Store

Reviews

Price

^* Product prices and availability are updated by Equipboard every 24hrs and are subject to change. Equipboard may receive compensation for purchases made at participating retailers linked on this site. This compensation does not affect what products or prices are displayed, or the order of prices listed. For more information, please refer to our affiliate disclosure.

Description

Edit description

The Orthogonal Devices ER-301 Sound Computer is a versatile powerhouse in the modular synthesizer world, offering musicians unprecedented levels of control and creativity. This highly customizable digital module serves as a unique platform for creating and manipulating sounds, catering to both experimental artists and traditional musicians seeking an innovative edge. Designed with modular synthesis enthusiasts in mind, the ER-301 seamlessly integrates with existing setups, allowing for a dynamic range of sonic possibilities.

At its core, the ER-301 operates as a multi-functional tool, capable of acting as a sampler, synthesizer, and audio processor. Its intuitive interface is centered around a high-resolution display, making it easy to navigate through its various functions and features. From granular synthesis to complex looping and beyond, the ER-301 provides a flexible environment for sound exploration without the need for a computer.

The module's ability to run multiple units simultaneously allows for complex sound layering and texture creation. With real-time audio processing, musicians can push the boundaries of traditional sound design. The ER-301 is built to inspire creativity, and its open-ended architecture invites users to craft custom digital instruments and effects, tailored to their unique style and sound.

Key Features:

Multi-functional digital module for modular synthesizer setups
High-resolution display for easy navigation and control
Real-time audio processing capabilities
Supports sampling, synthesis, and audio processing
Customizable environment for creating unique digital instruments and effects
Ability to run multiple units simultaneously for complex sound layering
Seamless integration with existing modular systems

Videos

Add video

Neil Parfitt

Getting started with the ER-301 #1 - General Overview

Neil Parfitt

Getting Started with the ER 301 0.4 #1

Neil Parfitt

Orthogonal Devices ER-301 a Very Technical Tutorial PT 0.1A

User Friendly Sounds

Orthogonal Devices ER-301 Sound Computer

Sequenox

Exploring ER-301 - Ambient Sketch

Chris Cruz

Granular Techniques on the ER301 Sound Computer Tutorial and Demo

Femi Fleming

Reviews

Add review

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Orthogonal Devices ER-301 Sound Computer.

Features and functionality

0 0

The ER-301 functions as a digital modular system, akin to having a VCV rack with extensive inputs and outputs for interfacing with physical modules.
Source
0 0

Later ER-301 revisions include an i2c connector; older versions need a simple solder fix for Teletype/Nerdseq integration.
Source

Use cases and applications

0 0

Owners use the ER-301 as a mixer, end-of-chain processing station, sampler, and sound mangling tool, though it requires significant planning for effective use.
Source
0 0

Ideal for users wanting a modular environment to build custom devices, not just as a sampler.
Source

User experience

0 0

The ER-301 is favored for prototyping new modules and workflows, with users noting its capacity to handle large patch setups, such as a patch with 50 VCAs.
Source

Software and compatibility

0 0

It includes a community-driven ecosystem where users share units and instruments, similar to Max/MSP, but some prefer DAW environments for deep sample manipulation.
Source