W121 Low-Pass Filter

The 2144 Low-Pass Filter features the SSI2144 IC, the official and improved reissue of the legendary SSM2044 filter IC used in many classic synthesizers.
 
With its unmistakably silky-smooth top-end and liquid-like mid-range; it is widely regarded as being one of the best sounding filters ever made.
 
A wide range of modulation possibilities also adds versatility.
 
Features
Four-pole 24dB/octave low-pass filter.
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).
Ergonomic design.
Hand-built and tested in the UK.
 
Specifications
Model number: W121
Format: Eurorack
Width: 10HP
Depth: approx. 40mm
Power consumption:
+12V: 30mA
-12V: 30mA
+5V: 0mA
 
Documentation
Manual - Download
 
Delivery
Please see our Delivery Policy for more information.