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Chapter 13

Utility & MIDI Control Center

Preset and global settings, plus wavetable and sample management.

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In this chapter · 5
  1. 13.1Utility: preset settings
  2. 13.2Utility: global settings
  3. 13.3MIDI Control Center
  4. 13.4Loading your own wavetables
  5. 13.5Loading your own samples
13.1IntermediateManual §14 p.93, §14.1 p.94, §14.1.1 p.94, §3.1.1.5 p.11

Utility: preset settings

Press UTILITY to reach the settings that change how the MicroFreak behaves. Everything under Utility > Preset is saved with the preset, so each preset can have its own volume, bend range, pressure mode, scale and more. These settings exist only on the instrument — the MIDI Control Center doesn’t show them. Everything else in Utility is global (Utility: global settings).

Key combinations

UTILITY
Opens the Utility menu.
Turn PRESET
Scrolls through menu entries, or changes the value being edited.Utility menu
Press PRESET
Opens the highlighted submenu or setting for editing.Utility menu

Change a preset setting

  1. Press UTILITY.
  2. Turn PRESET to Preset and press it.
  3. Turn PRESET to the setting you want and press it.
  4. Turn PRESET to change the value.
  5. Leave Utility and save the preset to keep the change (Saving presets).

Voice

SettingOptionsWhat it does
Bend Range0–24The range of the bend strip, from zero to two octaves (The bend strip).
Glide modeTime, Sync, RateWhether GLIDE sets a glide time, a tempo-synced time or a glide rate (Glide).
Unison Spread0.001–12.000How far apart the voices are tuned in unison mode (Unison).
Unison Count2–4How many voices take part in unison mode.

Modulations

SettingOptionsWhat it does
Envelope LegatoOFF, ONWhether the envelope resets on keyboard triggers.
Envelope SnapOFF, ONGives the envelope a sharper decay.
LFO retrigOFF, ON, LegatoOFF never retriggers the LFO; ON retriggers it on every keyboard trigger; Legato doesn’t retrigger it when you play legato (The LFO).
Press modeAftertouch, VelocityWhether the keyboard’s pressure comes from aftertouch or velocity — this also decides what the Pressure output sends (Keyboard response).
Key/Arp ModeLinear, RandomWith Random, every key you press generates a new random value.
Velo Amp Mod0–10How much velocity affects the output volume.

Preset Volume, Scale, Seq/Arp and Vocoder

SettingOptionsWhat it does
Preset Volume-12 to +12The preset’s volume relative to others; MASTER still sets the overall level.
Scaleglobal, off, major, minor, harmominor, dorian, mixolydian, blues, pentaThe scale the keyboard, arpeggiator and sequencer play in (Playing in a scale).
Root NoteC, C#, D, D#, E, F, F#, G, G#, A, A#, BThe root of the scale (The scale root).
Seq Length4–64The sequence length in steps (The sequencer).
Default gate length10–90, default 50The default gate length for the sequencer and arpeggiator.
Seq 1 smooth – Seq 4 smoothOFF, ONSmoothing for modulation tracks 1–4 (Modulation tracks).
Vocoder Hiss ModeOff, Switched, PassWhether and how hiss is heard when you use the vocoder (Vocoder settings and mic levels).
Vocoder Hiss Volume-20 to 0The level of the vocoder hiss.
13.2IntermediateManual §14.1.2 p.96, §14.2.1 p.101, §3.1.1.4 p.11

Utility: global settings

Global settings apply to every preset: set the A reference to 441 Hz and all your presets play at that tuning. You can change all of them in Utility on the instrument or in the MIDI Control Center’s Device tab (MIDI Control Center). They’re grouped here as the manual’s settings tables group them.

MIDI

SettingOptionsWhat it does
Input chanAll, 1–16, NoneThe channel the MicroFreak receives MIDI on (MIDI channels and computers).
Output chan1–16The channel it transmits MIDI on.
Output destNone, USB, MIDI, BOTHWhere the MIDI it sends goes.
LocalOff, OnWhether the knobs and keyboard play the internal sound engine; On by default (Local control).
Arp/Seq MIDI outOff, OnWhether arpeggiator and sequencer notes go out over MIDI, to trigger other instruments or record in a DAW.
ThruOff, OnWith On, whatever arrives at MIDI In is echoed to MIDI Out.
Knob send CCsOff, OnWhether the knobs send CC messages (Controlling with MIDI CCs).
MergeUSB+KBD, MIDI+KBD, BOTH+KBDHow the keyboard’s data is merged into the MIDI stream.

Sync

SettingOptionsWhat it does
SourceInt, USB, MIDI, Clock, AutoWhere the tempo comes from (Clock and sync).
ClockOne step, 2PPQ, 24PPQ, 48PPQThe pulse format of the clock jacks.
Global TempoOff, OnWith On, presets’ saved tempos are ignored and the tempo stays where you last set it.

CV/Gate

SettingOptionsWhat it does
Pitch format1V/Oct, Hz/V, 1.2V/OctThe voltage standard at the Pitch output (CV, gate and pressure outputs).
Gate formatS-Trig, V-Trig 5V, V-Trig 12VThe gate voltage at the Gate output.
Pressure range1V–10VThe voltage range of the Pressure output.
0V referenceC-1–G8Which note outputs 0 V with the 1V/Oct or 1.2V/Oct pitch format.
1V referenceC-1–G8Which note outputs 1 V with the Hz/V pitch format.

Controls

SettingOptionsWhat it does
Knob catchJump, Hook, ScaledHow a knob takes over a value when its position doesn’t match — see below.
Click to loadOff, OnWhether turning PRESET loads presets straight away or you press it to load (Loading presets).
Osc Knob SpeedSlow, FastHow quickly WAVE, TIMBRE and SHAPE change values. Slow, the default, suits fine edits; Fast suits dramatic live sweeps.
KBD sensitivity10%–100%How the keyboard responds, for both pressure and velocity (Keyboard response).
Aftertouch curveLin, Log, ExpThe response curve for aftertouch.
Velocity curveLin, Log, ExpThe response curve for velocity.
Relative BendOff, OnWith On, wherever you first touch the bend strip becomes zero bend (The bend strip).

Knob catch

Jump
The knob sends its physical position as soon as you move it. If the stored value is 12 and you turn the knob from 3 to 4, the value jumps straight to 4.
Hook
Nothing changes until you turn the knob past the stored value and “catch” it.
Scaled
The knob nudges the stored value up or down from wherever it is: turning from 3 to 4 takes a stored 12 to 13. If the knob is already at an end, turn it the other way first. This is the default.

Velocity and aftertouch curves

Lin
An even response across the whole dynamic range. The default for velocity.
Log
Loud notes need the least force, but quiet dynamics are harder to control.
Exp
Less jumpy at low levels, but it takes more force to reach the top.

With Relative Bend off, the bend strip bends up or down from its physical centre. With it on, the point you first touch is zero and you bend from there — good for dive-bombs.

Global Scale, Master tuning and Mic Settings

SettingOptionsWhat it does
Scaleoff, major, minor, harmominor, dorian, mixolydian, blues, pentaThe scale for everything you play; off plays all twelve notes (Playing in a scale).
Root NoteC, C#, D, D#, E, F, F#, G, G#, A, A#, BThe root of the global scale (The scale root).
Cent offset-50 to 50Detunes the whole instrument, in cents.
A Reference427.47–453.89 HzRetunes A away from the standard 440 Hz — in effect the same as Cent offset.
Mic Gain-12 dB to 59 dB, Auto GainMicrophone gain for the vocoder (Vocoder settings and mic levels).
Noise GateOff, -30 dB to -90 dBThe level below which the mic input is ignored.
Mic DetectionOFF, ONWith ON, active sensing checks that a microphone is connected.

Misc

SettingOptionsWhat it does
Mem protectOff, Factory only, OnOff lets you overwrite any preset; Factory only protects the factory presets; On protects your own presets from accidental overwrites too.
Oct LED BlinkOff, OnWhether active octave buttons blink or glow steadily (Octave buttons).
Reset settingCancel, YesReturns the MicroFreak to its factory settings.

From the community

The complete Arturia MicroFreak Iceberg

SoulBrix | Groove Lab

Tiered tour from basics to obscure tricks: Click to Load, knob catch, MIDI TRS type, power options, program changes and more.

Getting the MOST Out of Your MicroFreak? 20 TIPS Unlock its Full Potential! #synthesizer #arturia

LeSynth

Twenty practical tips, from encoder speed and preset volume to stacking modulation and granular patches.

Arturia Microfreak to Modular / Eurorack / CV-gate Gear

robotic conversations

Quick tour of the Utility settings for CV, gate, pressure output and clock (shown on FW 3).

13.3IntermediateManual §14.2 p.99, §14.2.1 p.99, §3.2.5 p.21, §2.7 p.8, §3.1.1.4 p.11

MIDI Control Center

The MIDI Control Center (MCC) is Arturia’s app for macOS and Windows. Connect the MicroFreak over USB and you can move presets between it and your computer, change its global settings, manage user wavetables and samples, and update the firmware (Firmware updates).

Get connected

  1. Download and install the latest MIDI Control Center from Arturia’s downloads.
  2. Connect the MicroFreak to the computer by USB and switch it on.
  3. Launch the MIDI Control Center and select MicroFreak from the DEVICE menu at the top left.
  4. Open the Device tab for settings, or the Wavetables or Samples tab (Loading your own wavetables, Loading your own samples).

The Device tab holds the same global settings as Utility (Utility: global settings), laid out in two columns. The per-preset settings under Utility > Preset aren’t there. Some names and options read slightly differently in the MCC:

Device tab — left column

MCC nameOptions
MIDI Input ChannelAll, 1–16, none
MIDI Output Channel1–16
MIDI Output DestinationOff, USB, MIDI, MIDI + USB
Local controlOff, On
Arp/Seq MIDI outOn, Off
MIDI throughOn, Off
Knob sends CCsOn, Off
MIDI MergeUSB+KBD, MIDI+KBD, BOTH+KBD
MIDI clock sourceUSB, MIDI, Sync
Sync Clock In/Out settingsOne step, 2PPQ, 24PPQ, 48PPQ
Global TempoOn, Off
CV pitch format1V/Oct, Hz/V, 1.2V/Oct
CV Gate formatS-Trig, V-Trig 5V, V-Trig 12V
CV Press range1V–10V
CV 0V reference / CV 1V referenceC-1–G8

Device tab — right column

MCC nameOptions
Knob CatchJump, Hook, Scaled
Click to load PresetOff, On
Osc Knob SpeedSlow, Fast
Oct LED BlinkOff, On
Master TuningDeviation in cents
Memory protectionOff, Factory only, All
Keyboard sensitivity10%–100%
Aftertouch curve / Velocity curveLin, Log, Exp
Relative BendOff, On
Scale / Root NoteOff or one of the scales; C–B
Mic Gain, Noise Gate, Mic DetectionAs in Utility

Worth knowing

  • The MicroFreak sends and receives on a single 16-channel MIDI port.
  • USB connects straight to a computer without a MIDI interface; MIDI cables can run over longer distances.
  • Local control off is the DAW-friendly setting — see Local control.
  • The Sync clock settings are for interfacing with pre-MIDI gear such as old Korg and Roland drum machines (Clock and sync).
  • Mic Gain, Noise Gate and Mic Detection are for the TRRS microphone input and the Vocoder oscillator (Vocoder settings and mic levels).
  • FW 5.0.0’s bank of 64 new presets is loaded from the MCC.

From the community

  • On Linux, where the MIDI Control Center doesn’t run, Elektroid (on Flathub) can transfer MicroFreak presets, samples and wavetables. via Arturia forum

How to Update Arturia MicroFreak Firmware | Quick Tutorial

Synth Codex

Three-minute step-by-step firmware update through MIDI Control Center.

13.4AdvancedManual §14.2.2 p.103, §14.2.2.1 p.103, §14.2.2.2 p.106

Loading your own wavetables

The Wavetables tab appears whenever the MIDI Control Center finds a connected MicroFreak. The wavetables you load here are played by the User Wavetable oscillator type (User wavetable) — not by any other type, including the factory Wavetable oscillator.

The tab

  • The left pane shows the banks and wavetables on your computer; the right pane shows the wavetables inside the MicroFreak.
  • Below them, fields show the names of the selected wavetable and its bank, next to a 3D animation of the wavetable. Click a field and type to rename — up to 21 characters.

The buttons across the top

New Bank
Creates an empty bank on the computer side and asks you to name it. Fill it by dragging wavetables from other banks onto its name.
Del Bank
Deletes a bank after a confirmation. Factory banks can’t be deleted.
Import
Offers Replace Wavetable (.mfw) and Replace Wavetable (.wav/.aiff) to replace the selected wavetable with a file, and Import New Bank to add a .mfwb bank to the computer side.
Export
Saves the selected wavetable as a .mfw file, or the selected bank as a .mfwb file, wherever you choose.
Delete
Deletes a single wavetable after a confirmation, replacing it with an init wavetable that morphs between simple waveforms.
Send to MicroFreak
Sends the selected computer bank into the MicroFreak’s memory for the User Wavetable oscillator.
Recall to Computer
Copies the wavetables currently in the MicroFreak into a new bank on the computer side, named with the date and time — rename it in the Bank Name field.

What happens when you import audio

  • A MicroFreak wavetable has 32 cycles, each 2,048 samples long. WAV and AIFF files are resampled and converted to the MicroFreak’s .mfw format.
  • Every 2,048 samples of the file count as one cycle.
  • The file’s first and last cycles are kept unchanged as cycles 1 and 32.
  • With more than 8 cycles, the cycles are spread evenly across the table with linear crossfades, so the result covers the whole file from start to end.
  • With fewer than 8, a custom algorithm spreads them across all the slots so WAVE still reaches every cycle.
  • In short, you don’t need to edit files first — any audio file can become a wavetable.

Dragging and dropping

  • Drag wavetables between the computer and the MicroFreak in either direction. The destination slot turns blue as you hover; releasing overwrites it.
  • Drag within a bank, on either side, to reorder it. On the computer side, drop a wavetable on another bank’s name to move it there.
  • Drag WAV or AIFF files straight from your computer’s file browser onto either side.
  • Shift-click or Command-click to select and drag several at once.
13.5IntermediateFW 5.0+Manual §14.2.3 p.107, §14.2.3.1 p.107, §14.2.3.2 p.110, §14.2.3.3 p.110, §1.2 p.4

Loading your own samples

Firmware 5.0.0 added a Samples tab to the MIDI Control Center, along with 52 factory samples. It appears when the MCC finds a MicroFreak running the latest firmware. The samples you load are played by the Sample oscillator (Sample) and also by Scan Grains, Cloud Grains and Hit Grains (Scan grains, Cloud grains, Hit grains).

The tab

  • The left pane shows the banks and samples on your computer; the right pane shows the samples inside the MicroFreak.
  • Below them you see the selected sample’s and bank’s names, the sample’s length, how much memory all the samples use and how much is left — all in seconds.
  • Click a name field and type to rename a sample or bank — up to 21 characters.

The buttons across the top

New Bank
Creates an empty bank on the computer side and asks you to name it. Fill it by dragging samples from other banks onto its name.
Del Bank
Deletes a bank after a confirmation. Factory banks can’t be deleted.
Import
Offers Replace Sample (.mfsz) and Replace Sample (.wav/.aiff) to replace the selected sample with a file, and Import New Bank to add a .mfsbz bank to the computer side.
Export
Saves the selected sample as a .mfsz file, or the selected bank as a .mfsbz file, wherever you choose.
Delete
Deletes a single sample after a confirmation, replacing it with an init sample.
Send to MicroFreak
Sends the selected computer bank into the MicroFreak’s memory for the Sample, Scan Grains, Cloud Grains and Hit Grains oscillators.

Dragging and dropping

  • Drag samples between the computer and the MicroFreak in either direction. The destination slot turns blue as you hover; releasing overwrites it.
  • Drag within a bank, on either side, to reorder it. On the computer side, drop a sample on another bank’s name to move it there.
  • Shift-click or Command-click to drag several at once.

Delete samples

  1. Select the samples you want to remove, on the computer side or the MicroFreak side.
  2. Click one of the two Delete buttons at the top of the Samples tab, or press the Delete key on your computer keyboard.