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Erica Synths Acidbox III


Erica Synths Acidbox III brings you the core of the famous Polivoks VCF in stereo version with a unique audio signal overdrive circuit, built in LFO and envelope follower in a compact, full aluminium case.


  • 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 

The Acidbox III has adjustable input gain, therefore it works with various sound sources – guitars, units with line level signals (synthesizers, grooveboxes, etc.) and modular synths. Configurable control input allows you to connect a bypass footswitch, expression pedal, external cutoff control voltage source and LFO synchronization trigger. This makes the Acidbox an ideal companion in almost every production or live performance setup.

Technical specifications:

  • Input signal level: up to 20V ptp
  • Input signal amplification: up to +20dB
  • Modulation CV level: up to 20Vptp
  • LFO Synchronization trigger level: 0-+5V
  • Power supply: universal mains adapter: 110-220V
  • Mass: 0,7kg
  • Dimensions: 185x140x55mm

      Brand: Erica Synths

      SKU: ES-AB3

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