Critter & Guitari Intro IIO Eurorack Module


Critter & Guitari have introduced IIO, ‘the quickest way to get sound out of your Eurorack modular’.

The IIO is an amplifier and speaker in a gold anodized panel. It provides two 1/8″ inputs and volume control. It contains a 3W amp and speaker and ‘gets pretty loud’.

It can be used to turn your Eurorack setup into a self-contained sound mchine or to preview patches.


  • Dimensions: 17 HP; Depth: 38mm
  • Power: 16 Pin polarized power connector. Requires +12V.
  • Shipping Weight: 1.0 lbs.

The IIO is available at the Critter & Guitari site for $100.

4 thoughts on “Critter & Guitari Intro IIO Eurorack Module

  1. Try making your own sheet of glass, matching commercial standards. I’d be extremely surprised if you still have the same opinion afterwards.

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