Cosmotronic Messor

Professional music gear - detailed information and where to buy

Cosmotronic Messor

Cosmotronic

Messor

4.9 Expert Rating

Product Info

Article Number: 529654
Model: Messor
Price: $258.50

* Prices may vary. Check retailer for current pricing and availability.

The Cosmotronic Messor is a seriously cool little compressor – it's not going to replace a massive mastering chain, but it’s fantastic for adding punch and glue to drums, basslines, or anything needing a bit of rhythmic character. Perfect for experimental electronic producers and those wanting creative control over their dynamics without a ton of complexity.

Product Description

  • Cosmotronic Messor
  • Eurorack Module
  • Stereo compressor and transient processor
  • VCA compressor with integrated side chain filter
  • Controls for ratio (adjustable from 1: 1 via limiter to transient shaper)
  • threshold (-10 dBv to +17 dBv)
  • attack (1 ms - 500 ms)
  • release (5 ms - 3.5 s)
  • gain (max. +20 dB)
  • Side chain filter (10 Hz - 9 kHz)
  • switchable between low pass and high pass
  • Switchable saturation stage
  • Bypass switch
  • CV inputs for attack
  • release
  • gain and side chain cutoff
  • Stereo audio inputs and side chain input
  • Stereo audio outputs and envelope signal output
  • Current consumption: 45 mA (+12 V) / 26 mA (-12 V)
  • Width: 8 TE
  • Depth: 25 mm
PROS
  • • Excellent transient shaping capabilities for punchy drums and percussive elements.
  • • Integrated sidechain filter offers unique tonal sculpting possibilities.
  • • CV control over key parameters allows for dynamic and expressive manipulation.
  • • Saturation stage adds warmth and character when subtle compression isn't enough.
CONS
  • • 8 TE width can be restrictive in smaller Eurorack cases.
  • • Limited headroom compared to higher-end stereo compressors.
  • • Attack times, while adjustable, can feel slightly sluggish at the slower end.

Product Video

Key Features

Effect Type Stereo Compressor & Transient Processor
Controls Ratio, Threshold, Attack, Release, Gain, Sidechain Filter, Saturation
HP Width 8 TE
Depth 25 mm
Power Draw 45 mA (+12 V) / 26 mA (-12 V)
CV Inputs Attack, Release, Gain, Sidechain Cutoff

Similar Products

Manuel Rodriguez Superior Anniversario 120 J-SB - 4/4 Size Classical Guitars

Manuel Rodriguez Superior Anniversario 120 J-SB

4/4 Size Classical Guitars

$1,099
Classical Guitar, Special model for the anniversary of Guitarras...
4.6 Expert Rating
Casio AP-750 BN - General Digital Pianos

Casio AP-750 BN

General Digital Pianos

$2,144
Digital Piano, 88 Weighted keys with hammer action (Smart Hybrid Hammer Action, hybrid material made...
4.5 Expert Rating
Applause Jump Dark Matter - Other Acoustic Guitars

Applause Jump Dark Matter

Other Acoustic Guitars

$362
Acoustic Guitar with Pickup, Type: OM with cutaway, Top: Solid European spruce, Back and...
4.5 Expert Rating
Ibanez GRGR221PA-AQB Bundle - ST Style Guitars

Ibanez GRGR221PA-AQB Bundle

ST Style Guitars

$325
5 Expert Rating
Ampeg RB-115 Bundle - Solid-State Bass Combos

Ampeg RB-115 Bundle

Solid-State Bass Combos

$792
4.5 Expert Rating
Zoom H4essential APH-4e Bundle - Portable Recorders

Zoom H4essential APH-4e Bundle

Portable Recorders

$208
4.8 Expert Rating
Shakmat Modular Bishop's Miscellenay MK2 - Trigger, CV Sequencer

Shakmat Modular Bishop's Miscellenay MK2

Trigger, CV Sequencer

$439
Shakmat Modular Bishop's Miscellenay MK2, Eurorack Module, Dual Step CV/Gate Recorder, consisting of a sequence...
4.6 Expert Rating
Behringer WING Compact Flyht Pro Bundle - Digital Mixers

Behringer WING Compact Flyht Pro Bundle

Digital Mixers

$2,748
4.8 Expert Rating

Frequently Asked Questions

It's more basic than a full filter module, but the switchable low/high pass provides a surprising amount of tonal shaping for sidechaining effects.
It's a subtle but effective saturation – it adds warmth and harmonics without becoming overly aggressive, good for adding a touch of vintage character.
While versatile, it doesn't perfectly replicate any specific vintage compressor; it's more geared towards creative dynamics processing than classic emulation.

We use cookies to improve your experience. Learn more