Module Row Width Depth +12V -12V +5V
8 Modules (0 passive)Row 180 HPmax 45 mm252 mA +12V188 mA -12V0 mA +5V
8 Modules (0 passive)Total80 HPmax 45 mm252 mA +12V188 mA -12V0 mA +5V
Erica Synths DIY Polivoks VCO II Erica Synths DIY Polivoks VCO II
Updated design based on the original Polivoks VCO
1  12 HP  35 mm  34 mA  36 mA  ? 
Erica Synths DIY Multimode VCF Erica Synths DIY Multimode VCF
DIY Multimode VCF based on AS3320 chip
1  10 HP  35 mm  36 mA  36 mA  ? 
Erica Synths DIY Polivoks-inspired VCA Erica Synths DIY Polivoks-inspired VCA
Dual VCA based on K118UD1 differential opamps
1  8 HP  35 mm  25 mA  18 mA  0 mA 
Erica Synths DIY Envelope Generator Erica Synths DIY Envelope Generator
Polivoks EG-inspired Envelope generator
1  8 HP  30 mm  20 mA  10 mA  0 mA 
Erica Synths SWAMP Erica Synths SWAMP
Random CV and audio generator
1  14 HP  35 mm  60 mA  39 mA  ? 
Erica Synths DIY Modulator II Erica Synths DIY Modulator II
LFO with simultaneous triangle and square wave outputs, clockable S&H with external CV input and noise source.
1  8 HP  35 mm  27 mA  22 mA  ? 
Erica Synths DIY BBD Delay Erica Synths DIY BBD Delay
BBD Delay and Flanger
1  14 HP  45 mm  30 mA  20 mA  0 mA 
Erica Synths DIY Output II Erica Synths DIY Output II
Output & Heaphone Module
1  6 HP  35 mm  20 mA  7 mA  0 mA 

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