Waldorf Music Iridium Desktop MK2 – 16-Voice Digital Polyphonic Synthesizer
OVERVIEW
The Waldorf Music Iridium Desktop MK2 represents the next evolution of one of the most powerful digital synthesizers ever created. Building on the legacy of the original Iridium and its Quantum lineage, the MK2 introduces a redesigned architecture with an upgraded CPU, expanded RAM, and increased flash storage. This enhanced processing power unlocks deeper synthesis possibilities, larger sample libraries, and more complex, layered sound design – all within a refined and modern desktop form factor.
At the core of the Iridium Desktop MK2 is its multi-engine synthesis architecture, featuring three stereo oscillators per voice capable of operating across six synthesis modes: Wavetable, Waveform, Resonator, Particle, Kernels, and the newly introduced Seeds mode. From classic subtractive tones to experimental granular textures and wavetable morphing, the MK2 delivers an expansive sonic palette. With support for up to four multitimbral layers and advanced playback modes such as round-robin and random-robin, it excels at creating evolving soundscapes, intricate sequences, and expressive performance patches.
Beyond sound generation, Iridium Desktop MK2 offers a deeply flexible modulation environment. Dual filters, six envelopes, six LFOs, and the powerful Digital Former provide precise control over every aspect of your sound. Features like per-note parameter locks – developed in collaboration with Aphex Twin – and the Flavour control introduce subtle variations in timing, pitch, and timbre, adding organic movement to digital synthesis. Combined with a high-resolution multi-touch display, tactile controls, and a 16-pad matrix, the MK2 delivers a seamless workflow that invites exploration and rewards creativity.
KEY HIGHLIGHTS
Next-Generation Iridium Engine
Upgraded CPU, expanded RAM, and increased storage unlock deeper synthesis and larger sample capacity.
Six Synthesis Modes
From wavetable to granular-style engines, explore a vast range of sound design possibilities.
Multitimbral Powerhouse
Up to four layers with advanced playback modes for complex, evolving soundscapes.
Per-Note Expression Control
Per-note parameter locks allow highly detailed and expressive modulation per voice.
Deep Modulation Architecture
Dual filters, six LFOs, six envelopes, and a 40-slot modulation matrix provide total control.
Modern Workflow & Interface
High-resolution touchscreen, tactile controls, and pad matrix deliver intuitive sound design.
FEATURES
- 16-voice digital polyphonic desktop synthesizer
- Multitimbral with up to 4 layers and advanced playback modes (round-robin, random)
- 3 stereo digital oscillators per voice
- 6 synthesis modes: Wavetable, Waveform, Resonator, Particle, Kernels, Seeds
- Wavetable creation from audio and sample-based synthesis
- Dual digital resonant filters with selectable 2-pole and 4-pole slopes
- Digital Former with comb filtering, bitcrushing, ring modulation, and more
- 6 LFOs and 6 envelope generators with multi-curve control
- 40-slot modulation matrix with extensive routing options
- Per-note parameter locks for detailed sound variation
- Flavour control for micro-variation in timing, pitch, and timbre
- 32-step sequencer and arpeggiator with polyphonic capabilities
- 16-pad performance and modulation matrix
- High-resolution multi-touch display for deep editing and visual feedback
- Master effects section with time-based and modulation effects
- 1,750+ factory presets
- 4GB flash memory with 2GB preloaded samples
- Mutator randomizer for rapid sound generation
TECHNICAL SPECS
Form Factor: Digital Polyphonic Desktop Synthesizer
Synthesis Type: Multi-engine digital synthesis (6 modes)
- Wavetable
- Waveform
- Resonator
- Particle
- Kernels
- Seeds
Polyphony: 16 voices
Timbrality: Multi-timbral (4 parts/layers)
Oscillators: 3 stereo digital oscillators per voice
Filters: Dual digital resonant filters (2-pole / 4-pole selectable)
Modulation:
- 6 x LFOs
- 6 x Envelope Generators
- 40-slot Modulation Matrix
Pads: 16 x Performance Pads
Sequencer & Arpeggiator:
- 32-step sequencer
- Polyphonic arpeggiator
Effects: Integrated multi-effects (time-based & modulation)
Display:
- High-resolution multi-touch screen
Connectivity:
- Analog Inputs: 2 x 1/4″ (Left, Right)
- Analog Outputs: 2 x 1/4″ (Left, Right)
- Headphones: 1 x 1/4″ TRS
- MIDI I/O: 3 x 5-pin DIN (In, Thru, Out)
- CV / Sync:
- 4 x CV Inputs (1/8″)
- 2 x Clock (In/Out)
- 1 x Start (In)
- 1 x Gate (In)
- USB:
- 1 x USB Type B (Computer)
- 1 x USB Type A (Controller)
Storage: MicroSD card slot
Memory: 4GB internal flash (2GB factory samples)
Construction:
- Metal chassis
- Solid, professional-grade build
Power Supply: 12V / 3A DC
Package Dimensions:
- Width — 95 cm
- Depth — 48.5 cm
- Height — 19.5 cm
















