Erica Synths Acidbox 3 Hands-On Demo

Erica Synths shared this video demo, featuring Kodek, for their Acidbox III, a Polivoks-inspired stereo filter:

The Acidbox III has adjustable input gain, so it works with guitars, synthesizers, groove boxes and modular synths.


  • Polivoks core stereo lowpass/bandpass VCF with the original programmable opamps
  • Unique audio overdrive circuit
  • Versatile syncable LFO with 8 waveforms
  • Tap tempo button
  • Envelope follower with modulation level attenuverter
  • Master modulation control
  • Manual and CV control over cutoff frequency
  • Configurable control input for footswitch, expression pedal and external LFO/cutoff control
  • Adjustable input gain

Pricing and Availability

The  Acidbox 3 is available now for 390EUR (+VAT where applicable).

6 thoughts on “Erica Synths Acidbox 3 Hands-On Demo

  1. I’ve got the Acidbox II and it is great, although it’s mono. The envelope follower will be a nice addition on this as well, although it’s lost the noise source which I quite liked.

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