IO Instruments Kalyke

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IO Instruments Kalyke

IO Instruments

Kalyke

5 Expert Rating

Product Info

Article Number: 540523
Model: Kalyke
Price: $159.50

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

The Kalyke is a seriously clever little module. It's perfect for sound designers and experimental musicians who want a compact, versatile LFO and ADSR combo—the CV control is deep, and the ratchet/loop features are inspiring. It's a great entry point into modular synthesis without overwhelming complexity.

Product Description

  • IO Instruments Kalyke
  • Eurorack module
  • Dual function generator with LFO and ADSR envelope
  • LFO waveform steplessly adjustable from square to sine and ramp to triangle
  • LFO behaviour adjustable (one-shot
  • 2-14 repetitions
  • loop)
  • LFO frequency range: 70s - 1100Hz
  • Switchable sample & hold mode
  • LFO output voltage switchable between +/-5V and 0-10V
  • Envelope signal mixable to LFO output level
  • Envelope with fader for attack (0.4ms - 10s)
  • decay (0.8ms - 20s)
  • sustain
  • release (0.8ms - 20s)
  • ADSR characteristic adjustable from linear to exponential
  • Switchable ratchet mode with 16 selectable patterns
  • Switchable ADSR loop mode and freeze mode
  • Manual trigger button for LFO and ADSR reset
  • CV inputs for LFO waveform
  • LFO tempo
  • attack
  • decay
  • sustain and release
  • LFO reset input and ADSR gate input
  • Positive and inverted signal outputs for LFO and ADSR
  • "End of Attack" and "End of Decay" trigger outputs
  • Power requirements: 120mA (+12V) / 105mA (-12V)
  • Width: 16 TE
  • Depth: 25 mm
PROS
  • • Excellent ADSR flexibility with linear/exp response.
  • • Stepless LFO waveform morphing offers unique textures.
  • • Comprehensive CV control grants deep modulation possibilities.
  • • Ratchet and loop modes inspire creative rhythmic patterns.
CONS
  • • Limited modulation destinations compared to larger modules.
  • • Envelope release times could be shorter for percussive sounds.
  • • Small form factor may feel cramped for some users.

Product Video

Key Features

Type Dual Function Generator (LFO/ADSR)
Stages LFO: Waveform, Tempo, Reset; ADSR: Attack, Decay, Sustain, Release, Characteristic
HP Width 12HP
Depth Approximately 25mm
Power Draw 35mA
CV Outputs +/-5V, 0-10V

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Frequently Asked Questions

It offers a good range of waveforms and modulation options, but lacks the ultra-precise timing and complex routing found in top-tier LFOs—still, it’s remarkably capable for its size and price.
Absolutely; the waveform morphing, envelope mixing, and loop modes allow for intricate and evolving sounds. It's surprisingly versatile beyond basic modulation.
It genuinely freezes the envelope at its current level, maintaining the sustain value until a reset signal is received—useful for creating drones or static textures.

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