Warps
Mutable Instruments 10HPMeta-modulator that blends and combines two audio signals through seven cross-modulation algorithms: crossfade, wavefolder, diode ring-mod, digital ring-mod, bitwise XOR, comparator/octaver and 20-band vocoder. Includes an internal digital carrier oscillator (sine/tri/saw or saw/pulse/LP-noise) with V/Oct tracking.
Patch Ideas · 8
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Behaviors
Built-in digital oscillator replaces the external carrier (IN 1). LEVEL 1 becomes its frequency knob, LEVEL 1 CV becomes a V/Oct input, and IN 1 becomes a phase-modulation input (or external noise source for the noise wave). Waveforms are sine/tri/saw for cross-mod algorithms and saw/pulse/LP-noise for the vocoder.
Algorithm CV is summed with the knob position and smoothly morphs between adjacent algorithms, so crossfade → folder → ring-mod → XOR → comparator → vocoder is a continuous sweep.
20-band analog-style channel vocoder with 20 analysis + 20 synthesis third-octave 48dB filters. IN 1 is the carrier (or the internal osc on saw/pulse/LP-noise), IN 2 is the modulator (speech/drums/noise). TIMBRE warps the formant mapping (shifts formants up/down). Turning ALGORITHM further clockwise increases envelope-follower release; fully CW freezes the modulator spectrum.
Carrier and modulator are converted to 16-bit integers and XOR'ed bit by bit. TIMBRE selects which bits take part — lo-fi digital grit and chiptune harmonics.
Bank of comparison operations (e.g. replace the negative half of the carrier with the modulator, output whichever signal has larger absolute value, etc.). TIMBRE morphs between them — some settings resemble an octave-pedal fuzz.
AUX is the post-VCA carrier+modulator sum when the internal oscillator is OFF, but becomes the raw internal-oscillator waveform when the oscillator is ON — useful as an extra VCO output.
Hidden single-sideband frequency shifter. ALGORITHM sets shift amount (centre = no shift, CW positive, CCW negative; linear to 50Hz then exponential). LEVEL 1 sets feedback, LEVEL 2 sets dry/wet, TIMBRE balances upper/lower sidebands. With INT. OSC OFF it becomes a quadrature cross-modulator that multiplies the analytic signals of IN 1 and IN 2.
Calibrates internal oscillator V/Oct tracking via LEVEL 1 CV using C2 (1V) and C4 (3V), with LEVEL 2 CV left floating (patched cable, other end unplugged). Knob blinks turquoise then fuchsia to guide the steps.
Run this if the sound becomes choppy/morse-like. Patch a constant positive voltage to LEVEL 1 CV, hold INT. OSC 10s until LEDs blink red, remove all cables and press INT. OSC to confirm.
Controls
| Global | ALGORITHM Knob | Selects/morphs continuously between the seven cross-modulation algorithms. The knob's LED colour reflects the current algorithm. 1 Crossfade · 2 Wavefolder · 3 Diode ring-mod · 4 Digital ring-mod · 5 Bitwise XOR · 6 Comparator/octaver · 7 Vocoder |
| Global | TIMBRE | Algorithm-dependent tone/harmonics control — brightness, fold amount, ring-mod drive, XOR bit mask or vocoder formant shift. Crossfade: mix · Folder: fold amount · Ring-mods: gain/clip · XOR: which bits · Compare: morph · Vocoder: formant shift |
| Channel 1 | LEVEL 1 (Carrier amplitude / Internal osc frequency) | When the internal oscillator is OFF, sets the carrier amplitude or the amount of AM from LEVEL 1 CV. When the internal oscillator is ON, sets the internal oscillator frequency. Gain can be pushed above unity for a warm overdrive |
| Channel 2 | LEVEL 2 (Modulator amplitude) | Modulator input gain, or depth of AM from LEVEL 2 CV when a cable is present (LEVEL 2 CV is normalled to +5V when unpatched). Gain can be pushed above unity for a warm overdrive |
| Global | INT. OSC Button | Enables the internal digital oscillator (replacing the external carrier) and cycles its waveform. LED colour shows current waveform; LED off = external carrier. Cross-mod waves: sine, triangle, saw. Vocoder waves: saw, pulse, LP-filtered noise. |
| Global | ALGORITHM CV (sum) | Voltage on the ALGORITHM CV input is summed with the knob position — no attenuverter; enables continuous morphing between adjacent algorithms. No dedicated attenuverter on the panel |
I/O
IN · 6
- LEVEL 1 CV audio/CV CVCarrier amplitude/AM CV when internal oscillator is OFF; acts as V/Oct input for the internal oscillator when it is ON.
- LEVEL 2 CV audio/CV CVModulator amplitude CV. Normalled to +5V when unpatched — when nothing is patched here the modulator runs at the gain set by LEVEL 2.NORM → +5V when unpatched
- ALGORITHM CV CV CVCV added to the ALGORITHM knob position for algorithm selection/morph.
- TIMBRE CV CV CVCV added to the TIMBRE knob position.
- IN 1 (Carrier) modular level (10-20Vpp) AUDIOExternal carrier audio input. Expects modular level (typically 10Vpp, up to 20Vpp). When the internal oscillator is ON this input phase-modulates the oscillator, or feeds external noise into the LP filter for the noise waveform.
- IN 2 (Modulator) modular level (10-20Vpp) AUDIOExternal modulator audio input. Expects modular level.
OUT · 2
- OUT (Modulator output) audio CVMain processed output of the selected cross-modulation algorithm.
- AUX audio AUDIOAuxiliary output. When the internal oscillator is OFF, carries the post-VCA sum of carrier and modulator. When the internal oscillator is ON, carries the raw internal oscillator waveform.