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PolyRhythm is a dual analog filter + phaser box. It has two voltage controlled filters and a low-frequency oscillator made from authentic Soviet components. It has 8 knobs, 5 switches with which you can control the parameters of the sound. Both filters are made of components and circuitry in accordance with well-known Soviet synthesizers, produced in USSR back in the 80's and 90's.


  • Method of signal processing: analog;

  • Voltage Controlled Filters (VCF): two types — POLY (Polivoks filter) and RHYTHM (Ritm-2 filter);

  • The low frequency oscillator (LFO): one — triangle;

  • Audio inputs: two — mono jack socket for 6.3mm;

  • Audio outputs: three — mono jack socket for 6.3mm;

  • CV inputs: two — mono jack socket for 6.3mm;

  • Controls: 8 knobs, 5 switches;

  • Power supply: 12V AC power adapter (supplied);

  • Hard plastic black case;

  • Weight: 1kg;

  • Dimensions: L13,5 x W18,5 x H5,5 (cm);

  • Voltage: 220V, voltage transformer is needed if you live in an area with 110V standard!


Batch consisted of only x20 units

In this video, PolyRhythm is processing the following hardware synthesizers:
— Korg MS2000 (virtual-analog synthesizer)
— Roland Juno 60 (DCO analog polyphonic synthesizer)
— Korg Mono/Poly (VCO analog monophonic synthesizer)

A short multitrack of two Korg MS2000 sequences processed through PolyRhythm:

Audio of the PolyRhythm processing our ADB-5 Analog Drum Box:

A track made by one of our users, where Roland TB-303, drums and strings are being processed using the PolyRhythm:

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