3320 Low-Pass Filter (LPF)

3320 Low-Pass Filter (LPF)

The 3320 Low-Pass Filter (LPF) is a four-pole, 24dB/octave filter, utilising the re-issued and authentic CEM3320 IC; offering a fully-featured take on a classic design.



  • Four-pole 24dB/octave low-pass filter utilising the re-issued and authentic CEM3320 IC.
  • Manually controllable resonance and cutoff frequency.
  • Frequency range greater than audio range (> 20Hz to 20kHz).
  • Capable of self-oscillation i.e. producing a sine wave output.
  • Thermally compensated 1V/octave input.
  • Numerous modulation possibilities including FM and resonance CV inputs (0V to 10V input range).
  • Available in both Standard and Classic Edition.
  • Ergonomic design.
  • Hand-built and tested in the UK.



  • Format: Eurorack
  • Width: 10HP
  • Depth: approx. 40mm
  • Power consumption:
    • +12V: 20mA
    • -12V: 30mA
    • +5V: 0mA





Please see our Delivery Policy for more information.

    Excluding VAT