Hexinverter Mutant Brain MIDI To Trigger/CV/Gate Module - Erica Synths

The Mutant Brain is the central nervous system connecting your modular analogue eurorack system to...

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Full details

This guide is for modular synth enthusiasts looking to integrate MIDI control into their Eurorack systems. The Hexinverter Mutant Brain provides a bridge between MIDI gear and your analog modular setup, offering 16 configurable outputs in a compact 8HP format. While powerful, users should be prepared to spend some time configuring the module to fully realize its potential.

All features

Model Part NumberHexinverter Mutant Brain
BrandErica Synths

Extended Product Information

FAQs

What is the Mutant Brain?

The Mutant Brain is a MIDI-to-CV/Gate module for Eurorack synthesizers, offering 16 configurable outputs for integrating MIDI control.

What kind of outputs does it have?

It features 4 CV outputs and 12 Gate/Trigger outputs.

How do I configure the outputs?

Use the Mutant Brain Surgery software, which allows you to assign specific MIDI signals to each output.

Do I need a MIDI interface?

Yes, you will need a MIDI interface to connect the Mutant Brain to your computer or MIDI gear.

Can I use it for polyphonic playing?

Yes, you can use the Mutant Brain to convert MIDI notes into CV and Gate signals for polyphonic modules.

What is the 8HP size?

8HP refers to the width of the module, or the amount of space it takes up in a Eurorack case.

Where can I find the Mutant Brain Surgery software?

The software is typically available from the manufacturer's website (Erica Synths or Hexinverter) or related online resources.

Is the Mutant Brain a collaboration?

Yes, it is a collaboration between Hexinverter and Erica Synths.

Troubleshooting

No output signal.

Check all connections (MIDI and Eurorack) and verify the configuration in Mutant Brain Surgery. Ensure that the correct MIDI channel and notes are assigned to the outputs.

Outputs are not behaving as expected.

Double-check the settings in the Mutant Brain Surgery software. Ensure that the software and module firmware are up to date.

Configuration software is not connecting to the module.

Ensure that the MIDI interface is properly connected to both the module and your computer. Check that the MIDI interface is selected in the Mutant Brain Surgery software.

Pros and Cons

Pros

  • Provides a straightforward method for integrating MIDI into a Eurorack system.
  • Offers a high degree of flexibility with its configurable outputs.
  • The 8HP size makes it space-efficient in a modular setup.
  • Supports a wide array of MIDI control applications.
  • Includes CV and Gate/Trigger outputs to control different types of modules

Cons

  • Requires a separate configuration utility (Mutant Brain Surgery).
  • Configuration can take time, especially for complex setups.
  • Does not include MIDI input or output jacks - requires external MIDI interface.
  • No visual feedback on output status directly on the module.
  • Limited to 16 outputs; may require multiple units for large systems.

Setup, Compatibility & Care

  1. Installation: Mount the Mutant Brain in your Eurorack case and connect it to your power supply.
  2. Configuration: Download and install the Mutant Brain Surgery software. Connect the module to your computer via a suitable MIDI interface and configure the outputs as needed.
  3. Compatibility: This module is designed for Eurorack systems and is compatible with other Eurorack modules. A MIDI interface is required.
  4. Care: Avoid exposing the module to extreme temperatures or humidity. Handle with care during installation and avoid excessive force.

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