Erica Synths Acidbox III

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Erica Synths Acidbox III

Erica Synths

Acidbox III

4.7 Expert Rating

Product Info

Article Number: 428221
Model: Acidbox III
Price: $504.90

* Prices may vary. Check retailer for current pricing and availability.

The Acidbox III is a seriously potent little module. It nails the aggressive, raw sound of the Polivoks filter, and the added op-amp and LFO give you a ton of creative control. This is perfect for anyone wanting that classic acid squelch without diving into a full modular system.

Product Description

  • Erica Synths Acidbox III
  • Stereo Lowpass / Bandpass VCF in the Desktop Case
  • Based on the Polivoks VCF
  • Programmable operational amplifier
  • Overdrive
  • Syncable LFO with 8 waveforms
  • Tap tempo switch
  • Envelope follower
  • Master modulation control
  • Manual and CV control via cutoff frequency
  • Configurable input for footswitch
  • expression pedal and external LFO / cutoff control
  • Dimensions (W x D x H): 185 x 140 x 55 mm
  • Weight: 0.7 kg
  • Incl. power supply (110 - 220V)
PROS
  • • Polivoks VCF recreation delivers that aggressive, signature acid sound
  • • Programmable op-amp expands sonic possibilities beyond basic filtering
  • • Syncable LFO with 8 waveforms offers complex modulation options
  • • Compact desktop case is ideal for modular setups and portability
CONS
  • • Limited to lowpass and bandpass filtering; lacks versatility for broader sound design
  • • Overdrive can be harsh if not used subtly, requiring careful gain staging
  • • Lack of extensive patching options compared to full modular systems

Product Video

Key Features

Type Stereo Lowpass/Bandpass Voltage Controlled Filter (VCF)
Compatibility Eurorack format (1U), suitable for modular and semi-modular synths
Connection CV inputs for cutoff frequency and LFO control, footswitch/expression pedal input, audio in/out
Power External power supply, 110-220V universal
Weight 0.7 kg (1.5 lbs)

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Frequently Asked Questions

It's remarkably faithful, capturing the characteristic resonance and aggressive timbre, though modern components may offer slightly improved stability.
Absolutely, the input gain and envelope follower allow for this, though you'll need an external oscillator or signal source to drive it.
It’s versatile; the modulation depth control allows for both subtle, evolving textures and more pronounced, rhythmic effects.

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