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Romagnetics Midynamite

The Open Source MIDI Multi-Effects Pedal

Romagnetics Midynamite

The Romagnetics Midynamite is a compact, battery-powered MIDI multi-effects pedal with three physical MIDI DIN 5-pin connectors and USB MIDI device support. It can function as a standalone pedal or as a USB MIDI interface for a computer.

All effects can be toggled independently and configured via the onboard screen and encoder.

Available to buy here: Buy the Romagnetics Midynamite

🎛 Features Overview

🎵 MIDI Tempo

Midynamite MIDI Tempo

Send a MIDI clock signal to:

  • MIDI OUT 1
  • MIDI OUT 2
  • Both
  • USB MIDI (optional via Settings)

Adjustable parameters:

  • Tempo (BPM)
  • Output destinations (including USB)

🎚 MIDI Modify

MIDI Modify

Modify incoming MIDI messages in two main ways:

🌀 Channel Mode

  • MIDI Change

Redirect all incoming MIDI messages to one or two selected MIDI channels. 

  This allows you to play two synths at the same time.  
  Also allows very quick channel changes between scenes.
  • MIDI Split

Split the keyboard into two zones:

  • Notes below a split point go to one MIDI channel
  • Notes above go to another

Ideal for controlling two synths with one keyboard.

The split point and both output channels are fully configurable.
The switch between MIDI Change and MIDI Split is made by pressing the select button when selecting a MIDI Change or MIDI Split item
The OUTs are fully configurable between OUT 1, OUT 2, OUT 1 & 2 & Split.

🎛 Velocity Mode

  • Velocity Change

Add or subtract velocity from the incoming signal 

  ''(Range: -50 to +50)''  
  Preserves dynamic expression.
  • Fixed Velocity

All incoming notes are set to a fixed velocity. 

  Useful for consistent volume or triggering.
The switch between Velocity Change and Fixed Velocity is made by pressing the select button when selecting a velocity item

🎼 MIDI Transpose

MIDI Transpose

Apply real-time note transformations to incoming MIDI notes.

📉 Pitch Shift

  • Shift all incoming notes up/down by a specified number of semitones
  • Optionally mute the original note

🎶 Scale Mode (Harmonizer)

  • Select a scale, mode, and interval
  • The pedal generates a harmonized note based on the input
Optionally mute the original note only to hear the harmony
The switch between Pitch Shift and Scale Mode is made by pressing the select button in the Transpose menu

⚙️ Settings

Midynamite Settings

Accessible in the Settings menu:

  • Start Menu

Choose default screen on startup: 

  ''Tempo'', ''MIDI Modify'', ''Transpose'', or ''Settings''
  • USB MIDI

Configure USB MIDI behavior:

  • Send to USB
  • No USB
  • Contrast

Adjust screen contrast in 10 levels (from 10% to 100%)

🆘 Panic Button

To immediately stop all MIDI output:

Press Select + Value simultaneously

This will send all notes off to all 16 MIDI channels.

2026/01/29 10:16 · romagnetics