Available as an assembled Module and as a DIY project.
No info about availability.
Lowpass Filter
Synthrotek is pleased to offer a complete line of eurorack synthesizer modules, power, cases and accessories in both complete units kits and panels & pcbs. We now offer a very complete analog modular monophonic voice with many accompanying utility modules. This new complete voice is the product of a collaboration with synth guru George Mattson, who now joins us in releasing our new MST (Mattson – Synthrotek) line of premium modules.
The MST Low Pass Filter is a precision analog dual slope output 2 & 4 pole filter. Simultaneous -12 DB and -24 DB outputs with CV control over all parameters. Can be used as a 1V/O sine wave oscillator
Features:
Manual control of cutoff frequency
Manual Control of Resonance (Q)
1V/O input for clean sine wave output
CV Frequency input w/ attenuator
Resonance CV input w/ attenuator
Audio input
Simultaneous -12 db and -24 db/octave outputs
http://www.synthrotek.com/products/mst-eurorack-modules/mst-vc-low-pass-filter/
These merchants probably sell this module. Huh?