DIY kits

DIY Multimode VCF

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Erica Synths DIY Multimode VCF is a multimode filter with a CV control over cutoff and resonance and simultaneous LP, BP and HP outputs for serious modular patches. The core of the VCF is a highly stable, custom multimode VCF chip AS3320 (produced in Riga, btw).



  • Simultaneous LP, BP and HP outputs
  • CV control over cutoff and resonance
  • Cutoff CV attenuverter
  • Volume drop compensation, as resonance is increased
  • High temperature stability
  • Skiff-friendly design


Technical specifications:

Audio input amplitude




CV amplitude (full sweep)-5V - +5V
Panel width10HP
Module depth35mm
Power consumption36mA@+12V, 36mA@-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 Multimode VCF module on Modulargrid

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