DIY kits

DIY Polivoks EG II

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The core of the Envelope Generator is borrowed from the famous Russian synth Polivoks.


  • Full ADSR envelope
  • Direct and inverted envelope outputs
  • Gated and independent looping modes
  • Gate delay (after Attack stage) output
  • Skiff-friendly design

We have significantly updated the schematics for this module - eurorack standard positive gates, envelope amplitude, inverted envelope output, looping feature (looping on gate on). Bonus feature Gate Delay – the module outputs delayed gate signal after Attack stage. Chain up several (4-5) Envelope Generators, each with delayed gate to create evolving polyphonic synth-like pads!

Technical specifications:

Envelope amplitude0…10V
Attack time0…3”
Decay time  0…12”
Sustain level0…10V
Release time0…12”
Power consumption23mA (+12V), 17mA (-12V)
Panel width8HP
Module depth30mm
Power consumption20mA@+12V, 10mA@-12V


For those who purchasing partial kits know that sizes are:  
Small Knobs 19 mm 
Medium Knobs 24 mm 
Large Knobs 28 mm

Disclaimer: Please, if you have any questions on missing parts or similar issues, contact us within 1 month after receiving the kit!

Erica Synths DIY Polivoks VCA on Modulargrid

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