expert-sleepers/disting-ex

Disting EX

Expert Sleepers

Multifunction Eurorack module that can operate as two souped-up disting mk4s (dual mode) or as a single powerful module (single mode) with algorithms including audio processing, CV processing and generation, oscillators, sample playback, polysynth, granulator, and implementations of Braids, Rings, and Plaits.609

Capabilities 15

Delaydelay
609
Envelope Generatorenvelope-generator
609
Granular Synthesisgranular-synthesis
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LFOlfo
Several algorithms expose internal LFO modulation (Filter Bank octature LFO, Multi FX, Poly Wavetable).609
Looperlooper
Four-track Looper algorithm with per-loop record/play/reverse/octave, overdub, crossfade and clock sync.609
MIDI/CV Interfacemidi-cv-interface
609
Mixermixer
Matrix Mixer and Quadraphonic Mixer algorithms, plus per-input attenuverters shared across all algorithms.609
Multi-toolmulti-tool
The disting EX hosts 26+ single-mode algorithms covering audio processing, CV processing and generation, oscillators, sample playback, polysynth, granulator, convolution, spectral freeze, chord engine, quantizer, mixer, looper, and implementations of Braids, Rings, and Plaits, plus dual-mode operation as two disting mk4s.609
Polysynthpolysynth
609
Quantizerquantizer
609
Resonatorresonator
Filter Bank algorithm offers eight parallel stereo resonators/bandpass filters; the Resonator algorithm provides modal resonance.609
Reverbreverb
Algorithmic reverb available in the Multi FX, Dream Machine, Granulator, Poly Wavetable and Spectral Freeze algorithms.609
Sample Playersample-player
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Tape Delaytape-delay
Augustus Loop is a tape-style stereo delay with pitch-inertia tape behaviour, saturation and reverse.609
Wavetable Oscillatorwavetable-oscillator
Poly Wavetable algorithm plays wavetables loaded from the MicroSD card with per-voice envelopes and filtering.609

Jacks 10 (6 in / 4 out)

NameSignalVoltageDescription
Inputs (6)
Input 1mixed-10V to 10V609
Input 2mixed-10V to 10V609
Input 3mixed-10V to 10V609
Input 4mixed609
Input 5mixed609
Input 6mixed609
Outputs (4)
Output 1mixed-10V to 10V609
Output 2mixed609
Output 3mixed609
Output 4mixed609

Parameters 88

NameTypeRangeBehavior
Attack 1 (Quad Envelope)menu_setting0 – 1000Attack time for envelope shape 1 (scaled by the Range parameter).609
Attenuverter 1knob-200% – 200%Applies an attenuverter to input 1. A negative value indicates that the CV will be inverted.609
Attenuverter 1-6 (Matrix Mixer)menu_setting-200% – 200%Per-input attenuverter; negative inverts the CV. (Matrix Mixer routes/scales the six inputs to four outputs.)609
Attenuverter 2menu_setting-200% – 200%609
Attenuverter 3menu_setting-200% – 200%609
Attenuverter 4menu_setting-200% – 200%609
Attenuverter 5menu_setting-200% – 200%609
Attenuverter 6menu_setting-200% – 200%609
Bend range (SD Multisample)menu_setting0ST – 48STMIDI / CV pitch bend range in semitones.609
Buffer size (Granulator)menu_setting100ms – 31250msAudio buffer size in milliseconds.609
Chord enable (Chord Engine)menu_setting0 – 7Enables the chord generator globally or per gate.609
Chord inversion (Chord Engine)menu_setting0 – 3Chord inversion.609
Chord key (Chord Engine)menu_setting-12 – 12Root key of the chord generator (0 = C).609
Chord scale (Chord Engine)menu_setting0 – 7Scale used by the chord generator.609
Chord shape (Chord Engine)menu_setting0 – 13Chord shape (triad, octave, etc.).609
Coarse shift (Spectral Freeze)menu_setting-48ST – 24STCoarse pitch shift applied to all four freeze voices.609
CV/Gate control (Filter Bank)menu_setting0 – 2Whether inputs 3 & 4 play the filters as pitched voices: Off, On, or Quantized.609
Decay 1 (Quad Envelope)menu_setting0 – 1000Decay time for envelope shape 1.609
Delay feedback (Multi FX)menu_setting0% – 100%Delay feedback amount.609
Delay mean (Granulator)menu_setting0% – 100%Average grain position in the buffer, as a percentage of buffer size.609
Delay mode (Multi FX)menu_setting0 – 5Delay mode (off / mono / stereo / ping-pong variants).609
Delay multiplier (Augustus Loop)menu_setting0 – 23Multiplier applied to the delay time / tap tempo / clock (1/64 up to x16).609
Delay time (Multi FX)menu_setting1ms – 5000msDelay time (left delay time in stereo mode).609
Denominator (Dream Machine)menu_setting1 – 256Denominator of the just-intonation frequency ratios.609
Effect gain (Augustus Loop)menu_setting-40dB – 6dBAmount of the delayed (effect) signal in the output mix; -40 is -inf dB.609
Etherization (Spectral Freeze)menu_setting0 – 127Drops out transient elements of the frozen sound.609
Feedback (Augustus Loop)menu_setting0% – 100%Master delay feedback amount. Default-mapped to the L knob.609
Filter freq (Poly Wavetable)menu_setting0 – 127Per-voice filter cutoff frequency, as a MIDI note number.609
Filter Q (Poly Wavetable)menu_setting0 – 100Per-voice filter resonance.609
Freeze gate (Spectral Freeze)menu_setting0 – 1Activates a freeze on a 0->1 transition and releases it on 1->0.609
Fundamental (Dream Machine)menu_setting1 – 32767Fundamental frequency in thousandths of a Hz.609
Gain (SD 6 Triggers)menu_setting-40dB – 24dBOutput gain for the triggered sample playback.609
Gain (SD Multisample)menu_setting-40dB – 24dBOverall output gain for the multisample playback voice.609
Gain/Q (Filter Bank)menu_setting1% – 100%Filter gain (resonator) or resonance (bandpass/multiband).609
Gain/Q (Resonator)menu_setting1% – 100%Resonator gain or filter resonance.609
Harmonics 1 (Macro Oscillator 2)menu_setting0 – 127Harmonics control for macro oscillator 1 (Plaits HARMONICS).609
In Quantize1-6 (Quad Quantizer)menu_setting0 – 3Quantization scale applied to inputs 1-6 (applied after input offset).609
L knobknob609
LFO depth (Filter Bank)menu_setting0% – 100%Depth of the octature LFO modulating the filter gains.609
LFO speed (Poly Wavetable)menu_setting-100 – 100LFO speed (0.01Hz-10Hz).609
Low-pass gate 1 (Macro Oscillator 2)menu_setting0 – 127LPG colour (VCFA-VCA blend) for macro oscillator 1.609
Mode (Filter Bank)menu_setting0 – 2Filter mode: Resonator, Bandpass, or Multiband.609
Mode (Resonator)menu_setting0 – 2Selects the resonator/filter mode (parallel stereo bandpass / resonator bank).609
Model 1 (Macro Oscillator 2)menu_setting0 – 23Synthesis model for macro oscillator 1 (the Plaits model set).609
Morph 1 (Macro Oscillator 2)menu_setting0 – 127Morph control for macro oscillator 1 (Plaits MORPH).609
Movement (Spectral Freeze)menu_setting0 – 4Type of playback movement: Forwards, Backwards, Alternating, Random walk, Random skip.609
Octave (Dream Machine)menu_setting-8 – 8Octave shift for the fundamental.609
Octave down (Looper)menu_setting0 – 1Plays the target loop(s) an octave down (half speed).609
OutQuantize1-4 (Quad Quantizer)menu_setting0 – 3Quantization scale applied to outputs 1-4 (applied after output offset).609
Overdub fade (Looper)menu_setting-2400.1dB – 00.1dBFade applied to existing loop content per overdub pass; -240 (-inf) makes overdub act as replace.609
P encoderknob609
Pitch effect (Multi FX)menu_setting0 – 2Selects the pitch-section effect: chorus, phaser, or pitch shift.609
Pitch mean (Granulator)menu_setting-24ST – 24STAverage grain pitch shift in semitones, added to the note pitch CV.609
Pitch shift (Multi FX)menu_setting-48ST – 48STPitch-shifter amount in semitones.609
Pitch spread (Granulator)menu_setting0cents – 1200centsAmount of random variation in grain pitch shift.609
Play (Looper)menu_setting-1 – 1Play/pause/mute function; default-mapped to the R button. -1 retriggers active loops.609
R knobknob609
Range (Microtuner)menu_setting1 – 20Range of pitches the tracker can follow; set for the lowest note needed.609
Rate (Spectral Freeze)menu_setting0 – 100Rate of movement; 0 is stopped, 100 is normal (recorded) speed.609
Rate mean (Granulator)menu_setting1ms – 1000msAverage time between new grains being spawned.609
Record (Granulator)menu_setting0 – 1Enables recording incoming audio into the grain buffer.609
Record (Looper)menu_setting0 – 1Record/overdub/clear function; default-mapped to the L button.609
Record (WAV Recorder)menu_setting0 – 1Starts/stops recording incoming audio to a WAV file on the MicroSD card.609
Release 1 (Quad Envelope)menu_setting0 – 1000Release time for envelope shape 1.609
Reverb gain (Multi FX)menu_setting-40dB – 6dBLevel of the reverb mixed into the output; -40 is -inf dB.609
Reverb mix (Dream Machine)menu_setting0% – 100%Wet/dry control for the reverb effect.609
Reverb mix (Poly Exciter)menu_setting0% – 100%Wet/dry control for the Poly Exciter reverb.609
Reverb time (Poly Exciter)menu_setting400ms – 30000msReverb time for the Poly Exciter.609
Reverse (Granulator)menu_setting0% – 100%Probability that a grain plays backwards.609
Reverse (Looper)menu_setting0 – 1Reverses playback of the target loop(s).609
Reverse tape (Augustus Loop)menu_setting0 – 1Reverses the tape; Pitch inertia governs how quickly the reverse happens.609
Saturation (Augustus Loop)menu_setting0 – 110Depth of the tape saturation effect (gain before the saturation waveshaper).609
Shape (Granulator)menu_setting0 – 5Grain envelope/window shape.609
Size mean (Granulator)menu_setting0ms – 1000msAverage grain size; 0 has a special meaning (see manual).609
Spin rate 1-6 (Quadraphonic Mixer)menu_setting-100 – 100Speed of the spinners; positive rotates clockwise, negative anticlockwise.609
Spread (Filter Bank)menu_setting-100% – 100%Spreads the eight filters across the stereo field.609
Stereo (Looper)menu_setting0 – 1Selects stereo or mono loop operation.609
Sustain 1 (Quad Envelope)menu_setting-1000 – 1000Sustain level for envelope shape 1.609
Target loop (Looper)menu_setting1 – 15Selects which loop(s) the Record/Play/Reverse commands act on.609
Timbre 1 (Macro Oscillator 2)menu_setting0 – 127Timbre control for macro oscillator 1 (Plaits TIMBRE).609
Time (coarse) (Augustus Loop)menu_setting0 – 437Delay time in multiples of 100ms; added to the fine time.609
Transpose (Dream Machine)menu_setting-60 – 60Adjusts the tuning of all frequencies in 12-TET semitone steps.609
Tuner input (Microtuner)menu_setting0 – 10Which input or combination of inputs to tune.609
Unison (Poly Wavetable)menu_setting1 – 8Number of voices played per note.609
V encoderknob609
VSR (Multi FX)menu_setting-80ST – 80STVariable sample rate in semitones (downwards only) — the classic DSP-clock pitch effect.609
X/angle 1 (Quadraphonic Mixer)menu_setting-100 – 100Input 1 X position (rectangular) or angle (polar) in the quad field.609
Y/radius 1 (Quadraphonic Mixer)menu_setting-100 – 100Input 1 Y position (rectangular) or radius (polar) in the quad field.609

Firmware history 1 version

VersionReleasedNotes
1.26This version of the disting EX firmware is synchronised with version 4.28 of the disting mk4 firmware. Includes algorithms up to and including 26 – Quadraphonic Mixer. Macro Oscillator 2 based on v1.2 of the Plaits code.609

References 2

  1. [609]
    Disting EX User Manual (firmware 1.26)manual
    verified 2026-05-21
  2. [610]
    Expert Sleepers Disting EX product pageproduct_page
    verified 2026-05-21