Filter

The BF-22 VCF is a dual Hi/Low-pass filter inspired by the Sallen-Key filter from the early MS-20.

The Pony VCF is a space-conscious 6HP Eurorack module combining a four-pole 24 dB/octave lowpass filter, a voltage-controlled amplifier, and a three-channel mixer in a single compact unit. Built around the SSI2144 FATKEYS™ chip using Dave Rossum's improved ladder topology, it offers temperature-compensated frequency and resonance controls with compensated volume-versus-resonance behavior. Two cutoff CV inputs, a voltage-controlled Q input, and a two-segment peak meter round out its feature set.

A tribute to the classic MS-20 filter, combining a 2-pole low pass and 1-pole high pass filter with a crossfader for complex filtering. It features non-linear feedback and can self-oscillate as a sound source.

A free vintage high/low pass filter plugin inspired by the Pultec HLF-3C. Clean up your mix bus, kill rumble and harshness.

A stereo multimode filter Eurorack module based on the Ripples filter, offering two independent audio paths each with CV control and attenuvertors.

A 6HP stereo diode filter Eurorack module with an internal LFO, featuring stereo inputs and outputs, resonance control, and an LFO output for external processing.

Natural State is a 16HP Eurorack dual envelope ducking filter with two 24dB filters, each with a CV decay envelope and an internal LFO, designed to create natural sounding grooves and soundscapes, including a ducking effect between channels.

Ripley is a full-size replica of the Mutable Instruments Ripples 2020 filter, using the same circuit and components with identical functionality. It is a 4-pole analog filter with simultaneous 2-pole lowpass, 2-pole bandpass and 4-pole lowpass outputs, self-oscillating resonance, and a built-in VCA on the 4-pole output.

If you've ever heard a synthesizer in action, chances are you've heard of a low-pass filter, a powerful tone-sculpting tool whose nuts and bolts increase exponentially as utility increases linearly.

Filtomika is a filter effect plugin that emulates the fiendish filter of the Polivoks synthesizer, and based on the advanced multi-mode filter from Cherry Audio's award-winning Atomika synthesizer.

Mr. Phil Ter is a Eurorack module that combines an envelope generator, VCA, and a transistor ladder filter in a compact footprint.

Analog modelled resonant filter plug-in based on classic analog synth filters, as well as completely new designs, with detailed circuit modeling preserving original non-linearities.

Stereo 2-Way/Mono 3-Way Crossover with Linkwitz-Riley 24dB/octave filters, independent output gain controls, and TRS balanced connectors.

Discontinued

Stereo 2-Way/Mono 3-Way Crossover (discontinued legacy model).

Stereo 2-Way/Mono 3-Way Crossover with Linkwitz-Riley 24dB/octave filters and TRS balanced connectors.

Stereo 2-Way/Mono 3-Way Crossover with XLR balanced connectors and Linkwitz-Riley 24dB/octave filters.

Stereo 2-Way/Mono 3-Way Crossover with XLR balanced connectors and Linkwitz-Riley 24dB/octave filters.

Stereo 2/3-Way, Mono 4-Way Crossover with Linkwitz-Riley 24dB/octave filters and TRS balanced connectors.

Stereo 2/3-Way, Mono 4-Way Crossover (discontinued legacy model).

Stereo 2/3-Way, Mono 4-Way Crossover with Linkwitz-Riley 24dB/octave filters and TRS balanced connectors.

Stereo 2/3-Way, Mono 4-Way Crossover with XLR balanced connectors and Linkwitz-Riley 24dB/octave filters.

Stereo 2/3-Way, Mono 4-Way Crossover with XLR balanced connectors and Linkwitz-Riley 24dB/octave filters.

The dbx 274 is a discontinued 4-way crossover/multiband processor from the Project 1 series.

The dbx 290 is a discontinued 3-way crossover/multiband processor from the Project 1 series.

FOR THE TRULY WILD Psycho multimode filter with an ultra-sleek enclosure. Its medical-grade IC chip creates a hyper-precise filter that sounds like no other.

B-Decoder - Ambisonic Decoder is a 3rd order ambisonic decoder with speaker distance-amplitude compensation and the ability to specify individual speaker distances.

FabFilter Micro is a basic, analog-sounding filter plug-in. Available in VST, VST3, AU, CLAP, AAX and AudioSuite formats for Windows and macOS.

FabFilter Simplon is a simple, analog-sounding filter plug-in. Available in VST, VST3, AU, CLAP, AAX and AudioSuite formats for Windows and macOS.

FabFilter Volcano 3 is an analog-sounding filter plug-in with many modulation options. Available in VST, VST3, AU, CLAP, AAX and AudioSuite formats for Windows and macOS.

Iir filters with envelope, step sequencer and LFO. Can be used with mac and Windows host applications that support Audio Units and VST3.

Long Life is a state-variable filter combining tilt and notch/boost equalization around a 2nd-order (-12 dB/octave) core, functioning as a one-band parametric equalizer with CV inputs and expression pedal control.

Bjorn is a filter module containing 14 types of filters for any purpose, controlled by an x, y pad for live matters.

A multi-mode Eurorack low pass filter with five touch-selectable modes ranging from normal filtering to resonance overdrive, featuring an output vactrol for envelope-like ringing.

FELT is a Eurorack module that filters video signals, providing simultaneous High-Pass and Low-Pass outputs for edge extraction and image smearing. Its cutoff frequency is voltage controlled over a wide range.

G-Sonique is celebrating 15 years of existence. We are offering a free VST plug-in as special gift to music producer's community.

Filter plugin designed specifically for sweeps and real-time control. Features analog-style LO, HI, and BP filter types with variable slope up to 96 dB/Oct, independently controlled resonance, built-in limiter and analog saturator, and a mix knob. All parameters can be automated without artifacts, clicks, or pops.

PhatFilt is a filter module for iFX Rack modeled after Ladder, Analog SVF, and Moog-type filter circuits, featuring dedicated drive and resonance controls.

A Eurorack PCB and front panel DIY kit for a voltage-controlled high-pass filter based on the CEM3320/AS3320 VCF chip.

A Eurorack PCB and front panel DIY kit for a voltage-controlled low-pass filter based on the CEM3320/AS3320 IC.

A Eurorack PCB and front panel DIY kit for a state variable voltage-controlled filter based on the 3350 IC, providing simultaneous low-pass, band-pass, and high-pass outputs with a built-in two-input mixer.

A standalone analog hardware high-pass filter for DJs and live performance, featuring a Resonance Link function that controls both frequency and resonance with a single knob.

A 100% analog dual stereo high-pass and low-pass filter unit housed in a 19-inch rack-mount format designed for DJ and live performance use. Its Resonance Link feature lets a single knob control both frequency and resonance across both filters.

A DIY Eurorack analog low-pass voltage-controlled filter inspired by the classic MS-20 filter topology, built around the LM13700 OTA with a 12dB/octave slope for warm, resonant filtering.

A fully assembled analog stereo low-pass filter for Eurorack with dedicated left and right audio inputs and outputs, and CV inputs for Frequency, Resonance, and Stereo Space. A mono signal patched into the left input only is automatically routed to both channels for stereo processing.

A DIY stereo analog low-pass filter for Eurorack with CV control over Frequency, Resonance, and Stereo Space, plus a signature Stereo Space fader for expressive stereo movement. The left input is internally linked to the right, allowing mono signals to be processed in stereo.

An aggressively resonant low-pass filter for Eurorack built around an OTA core, inspired by classic MS20 architecture, delivering thick low-end and screaming resonance. It ships ready to integrate into a system with mounting screws and a ribbon power cable included.

An all-analog multi-mode Eurorack VCF DIY kit built around a classic OTA (LM13700) design, providing simultaneous High-Pass, Band-Pass, and Low-Pass outputs from a single audio input. Two CV inputs with attenuators allow expressive modulation of the cutoff frequency.

Discontinued

The Dual VCF is a 100% analogue Eurorack dual voltage controlled filter with independent state-variable low pass and high pass sections that can also combine to form band pass and notch filters, inspired by the classic MS-20 filter.

Discontinued

The LADD is a 4-pole analogue low-pass ladder filter for Eurorack built around the SSI2144 chip, offering a large frequency knob, voltage-controlled cutoff, resonance and a key input for signal-level-dependent timbral shaping.

8080F is a side chain filter ensemble with m/s processing. It's a creative tool perfect for pads processing.

A 2hp passive low pass gate module featuring hand-built phosphorescent vactrols with UV LEDs for plucked attacks and extended decay times.

A passive 2hp Eurorack waveshaper that folds and bends waveforms into new shapes, and can also function as a passive VCA when connected in reverse.

A passive hybrid 0hp/1U module offering two independent 1-pole filters, HPF and LPF, that can also be used together as a 2-pole bandpass filter.

A passive hybrid 0hp/1U module offering two independent 1-pole filters, HPF and LPF, that can also be used together as a 2-pole bandpass filter.

A passive hybrid 0hp/1U module offering two independent 1-pole filters, HPF and LPF, that can also be used together as a 2-pole bandpass filter.

The Omen is a dual low pass gate module with two -6dB resonant filters, custom built vactrols, built-in CV attenuation, and three cutoff modes per filter. It can function as two discrete LPGs or as one 4-pole resonant LPG.

A single pole -3 dB passive high pass filter with high quality components, covering a range from 31 Hz to 16 kHz. It is used to gently cut low frequencies from a signal.

A single pole -3 dB passive high pass filter with high quality components, covering a range from 31 Hz to 16 kHz. It is used to gently cut low frequencies from a signal.

A single pole -3 dB passive high pass filter with high quality components, covering a range from 31 Hz to 16 kHz. It is used to gently cut low frequencies from a signal.

A single pole -3 dB passive low pass filter with high quality components, covering a range from 31 Hz to 16 kHz. It accepts both CV and audio signals for gentle filtering.

A single pole -3 dB passive low pass filter with high quality components, covering a range from 31 Hz to 16 kHz. It accepts both CV and audio signals for gentle filtering.

A single pole -3 dB passive low pass filter with high quality components, covering a range from 31 Hz to 16 kHz. It accepts both CV and audio signals for gentle filtering.

A 2hp dual passive low pass gate with hand-built vactrols producing organic plucked attacks and gentle decays.

A passive dual low pass gate module using two hand-built vactrols with a single cutoff control, designed for stereo signal processing with internal normalization.

A passive dual stereo high-pass filter module in 2hp Eurorack format, useful for EQ'ing and small filtering tasks such as cutting rumble before a reverb.

A passive dual stereo low-pass filter module in 2hp Eurorack format, useful for submixing, tone control and cutting high frequencies.

A 16HP complex filter module combining traditional analog filtering with nonlinear wave shaping, offering two channels each with a switchable state variable filter, integrated wavefolder, and ping input for percussive ringing tones.

HoRNet FilterSolo is a creative multi mode resonant filter with analog emulation and many modulation possibilities.

Discontinued

4-pole low pass filter and octature sine wave VCO/LFO.

Discontinued

Dual Multimode Filter and Crossfader in 16HP

Discontinued

Dual VCF/VCO and Xfade

Some of you have been along for the journey, and some are just joining in. This is the third generation of the much loved Korgasmatron filter designed in collaboration with David G. Dixon. Once we experienced the purity and range of its finely re-tuned filters; the warmth of its soft-clipping; the beefiness of its Q-drive; the howl of its all new overdrive circuit, we knew it was something more than the Korgasmatrons before it.

Natural dynamics with the magic of vactrols Drop this module (or a few of them) into your 1U row, patch in some sound sources, and then ping them with gates and CV to get some instantly pleasing results. So simple and fun!

Liquid, buttery filtering with refinement. The Polaris offers a massive 27 filter options over five categories, with three additional dedicated outs, overdrive and distortion circuits.

Cut, Boost, Sculpt and Fizzle The perfect multimode, voltage-controlled filter for sweet-sounding subtractive synthesis duties or to form the basis of more complex patches. Punchy, clean, and precise. Explore new sounds through the dual modulation inputs and dedicated low pass, high pass and band pass/notch outputs. This filter responds beautifully to audio rate FM and you can self-patch to get even more interesting filter responses. Adjust the Q for a sharp howl or use it as a sine VCO.

Discontinued

Punchy, clean, and precise. The perfect building block to form the basis of more complex patches.

Great for taming fret noises of bass guitar, fingernails on acoustic guitar, cymbals etc.

Representing the cutting edge in modular analogue voltage controlled filter (VCF) design, Filter 8 offers more possibilities and higher fidelity in 12 HP than ever before.

AUTO-DYNAMIC FILTER 6 HP | +12: 45 mA, −12: 45 mA | JORF3 User Manual (PDF) | ModularGrid Available exclusively through our authorised dealer network . Flow 3 is a filter that sounds bigger than it looks.

Add rich analog warmth and harmonic depth to synths, keys, and any source. Ladder filter, dead-simple controls, and studio-quality saturation. Try it free.

Paradox Mod Filter builds tempo-locked pulses, wide stereo filtering, and dramatic transitions with exact control over frequency range, timing, and shape. It includes lowpass, highpass, bandpass, and notch filter types.

SUPER FILTER combines a musical set of high and low pass filters with a meticulously tweaked multi-stage saturation circuit, inspired by the analog character of tape. If you are recording digitally and seeking mix-ready analog tones, then this handy module is one that belongs in your tool box.

Super Filter mk2 combines the best features from the original SUPER FILTER and FET FILTER modules into one new super powered module. It features high and low pass filters, a console-style midrange EQ, and a multi-stage saturation circuit — addressing the four sonic elements that give tape its character: subsonic roll-off, tape head bump, soft transient clipping, and harmonic generation.

Discontinued

A discontinued 14HP digital dual multimode stereo filter eurorack module offering 4 selectable filter types and modes per side, plus drive and phase shift effects.

Analog Rack Cleaner plugin is high pass and low pass filters in a single rack Fx plugin to clear up low-end rumble and high-frequency noise, with a tube preamp virtual circuit which gives color to the signal in a very special way.

Baxandall_chung is an open source baxandall low/high EQ like VST plugin effect, to use with a VST host.

Action Filter is designed to be flexible enough to fulfil your needs whenever you reach for any type of filter, with a user friendly interface and quick deeply customizable controls. There are two serial filters in the signal chain. You can blend this two filters with your modulation design and analog saturation to create classic or modern or amazing beyond time filter sound effects.

A passive Eurorack module offering five low-pass filters with different fixed cutoff frequencies at -6dB per octave and no resonance, requiring no power.

The plugin AutoTremWah combines features of the previous plugin pechenegtremolo and envelope filter. You can choose 3 types of filter, 3 types of filter envelope regime, set the sensitivity to the input signal and parameters of the filters.

AutoTremWahLight, being the light version of the autotremwah, performs modulation of a filter by the low frequency generator taken from the pechenegtremolo. You can choose 3 types of filter, set resonance and cutoffs of the filters.

Simple high-pass and low-pass filter for cleaning up pre-mix channels. Modeled after the dedicated filters found on high-end mixing consoles from SSL and Neve, using gentle 6 dB per octave Butterworth curves for a musical, non-intrusive effect.

Hi-Pass and Lo-Pass filter plugin for cleaning up mix mud and high-end grit, modeled after the filters found in high-end analog consoles like SSL and Neve.

A plugin for adding clarity and definition to tracks with problematic low-end. Ideal for polishing mushy bass DI tracks and kick drums that lose their pop.

A tilt-style filter first featured in the elysia mpressor. Provides a super simple way to change the overall sonic character of a signal, useful for adding punch, reducing harshness, or as a sound design tool.

A multi-filter plug-in offering 30 filter types with 250+ algorithms, ranging from classic designs to experimental creations. Features 3 simultaneous filters with extensive routing options, 8 modulation sources, audio-rate modulation, stereo and Mid/Side processing, and 1000+ presets.

Filtron is a 12dB state variable filter that can smoothly transition between lowpass, bandpass, and highpass. It is capable of self-oscillation with resonance levels that can reach up to 11.

Supermodal uses hundreds of resonating filters to emulate the behavior of various resonating bodies. It contains 27 different filter models ranging from acoustic to synth-style to mathematical to special effects.

PSP stompFilter is a creative tool designed to provide an exceptionally wide range of modulated filter and gain sounds. PSP stompFilter is able to provide vivid, expressive filtering.

Phantom Operator is a random flux filter pedal offering rhythmic patterns, complex tremolo, cadenced filters, and glitched-out sounds via Sample and Hold mode, plus a smooth Voltage Controlled Filter mode. Controls include filter frequency, resolution, attack, and decay.

AdrenaLinn Sync provides a variety of creative beat-synced filter modulation and sequencing effects, achieved by routing an LFO and 2-bar looped sequencer to control filter frequency, volume and pan.

A variable character analog ladder filter for Eurorack based on the classic Moog/E-mu 2100 ladder topology, with voltage-controllable pole count, drive, and resonance.

A stereo thru-zero state-variable filter for Eurorack with continuously variable response types and linear FM through zero into negative frequency ranges.

A stereo morphing Z-plane filter module for Eurorack featuring over 280 14-pole filter configurations with real-time CV control of frequency, morphing, and transformation dimensions.

Angle Grinder is a quadrature sine wave oscillator that can also function as a filter and distortion effect depending on knob positions and input signals. It produces four phase-related outputs and offers voltage controlled harmonic distortion or state variable filtering.

Auto Filter is a kind of a wah-effect with choice of low pass, high pass, band pass, notch and more filter types.

Array is a spectral sequencer effect plugin for mac, Windows and Linux. Using multiple crossover filters, it splits audio into 8 frequency bands that are separated exactly one octave apart. Each band then runs through a gate controlled by an advanced step sequencer allowing you to carve the audio spectrum in precise rhythmical fashion.

Smear is a Eurorack module featuring a dual stereo 98-pole allpass filter that creates spectral delay, phasing, and flanging effects by shifting the phase of audio across many stages. It offers per-section Frequency, Resonance, and Stages controls with CV inputs, plus a global Feedback control for resonant and physical-modeling-like tones.

High-end spectral filtering and processing module. Officially licensed by Buchla U.S.A., featuring 16 band-pass filters with individual VCAs and envelope followers.

The organic response of Vactrols. Vactrol control of a 12 dB low pass filter and a voltage controlled amplifier with three different sets of vactrols — slow, medium and fast.

Dual voltage controlled filter which can also be used as a limited oscillator, taking inspiration from a classic Japanese synth.

A careful emulation of an effects hardware unit that had an enormous impact on 90s music, delivering a versatile stereo analog filter and envelope follower for creating filter sweep effects on any sound source.

Resonant analog filter plugin with seven saturation styles, available as single (FilterFreak 1) or dual (FilterFreak 2) filter configurations. Features rhythmic pattern modes, envelope modulation, and custom LFO shapes.

Sc AutoFilter is designed specifically with the dj/electronic musician in mind. All parameters, such as the cutoff frequency, resonance, LFO frequency, LFO % (range of frequency sweep), duty cycle warping, and wet/dry mix, are fully automatable and quantizable.

A classic 24dB/octave analog lowpass filter Eurorack module with voltage control over frequency and resonance, based on a filter chip used in several vintage synthesizers.

A vintage-inspired voltage-controlled Eurorack filter using matched transistor pairs in two sequential filter blocks, offering a 12dB/octave slope with lowpass and bandpass modes and self-oscillating resonance.

A Eurorack filter module built around the original IG00156 VCF chip used in classic CS-series synthesizers, providing lowpass, bandpass, and highpass outputs with CV control over frequency and resonance.

A 24dB/octave voltage-controlled lowpass filter based on the later ARP 2600 filter, built around Norton amplifiers with added voltage-controlled resonance.

The af-4 is a virtual-analog lowpass filter module for reason, based on the well-known transistor ladder design.

8kut, an 8-band frequency cutter, is a stripped down version of Tek'it Audio's kutter plug-in, designed with djs and live performance in mind, allowing you to cut frequencies on eight bands easily.

Armadillo is a colored channel-strip-like utility. Designed to add weight and character to stock sounds. Armadillo has a dual mode lowpass.

TAL-Filter-2 is a host synced filter module with different filter types, panorama and volume modulation possibilities. Suitable for tremolo and trance gate effects, as well as stereo panning of percussion and sound effects.

A modern take on the elliptical filter. Supports both minimum and linear phase modes and advanced compensation options.

Specialized low-frequency filter addressing predominantly inaudible low-frequency regions of a mix. Operates in minimum and mixed phase modes with variable filter slope control, dry mix options, and creative energy compensation methods.

A filter that controls the accumulation of ultrasonic content in oversampled recording, processing, or playback chains, preventing ultrasonics from running into nonlinear systems.

BiFilter2 offers dual multi-mode filters with 47 filter types, 8 additional distortion types, FM, AM, waveshaping and lo-fi effects.

Dual non-linear analog filter plug-in with 68 filter models drawn from the sound of the 70s, 80s and 90s, running in parallel or in series. Adds unique multi-resonant filters, an intuitive beat-synced modulation editor and an envelope follower to drive filter parameters over time.

SphereQuad is a semi-modular multi-effect plugin that routes stereo flanger, phaser and chorus modules into a stereo filter driven by a 16 step sequencer. Independent left and right filter settings move the processed signal around the stereo field.

Zqueezer is an effect plugin that squeezes the harmonic content of a signal, working as an adaptive filter on monophonic sources and mangling overtones on polyphonic material. Its filter coefficients are derived from the waveform itself, so the response continuously tracks the incoming audio.

eMo F2 is an 18-dB high-pass/low-pass filter optimized for live performances, to be used separately or as part of the eMotion LV1 mixing console.

For earth-shaking lows that will rock your surround sound environment, the LFE360 is unmatched for filtering and enhancing the LFE channel with fine-tune precision.

With its three separate modulators, this filter plugin delivers versatile effects with all the warmth, depth and fatness of classic analog filters.

From the mixing room to the DJ booth, OneKnob Filter is a powerful sweepable filter with switchable resonance modes, perfect for full mixes, loops, synths and more.

C4RBN is a 4/2-pole state variable filter with input saturation and output wavefolding, offering a wide range of character from clean filtering to acidic, squelchy sounds.

A Eurorack module with four independent analog filters designed to eliminate aliasing and stair-step distortion, usable standalone or as an expansion for the Phase Displacement Oscillator.

A voltage-controlled diode-ladder filter Eurorack module with voltage-controlled cutoff and resonance, offering a gnarly, characterful filter response.

A Eurorack module containing seven fixed low-pass filters with cutoff frequencies from 63Hz to 8kHz, acting as a filtered multiple for an input signal.

A passive, deliberately lo-fi dual-channel Eurorack module using photo-transistor optocouplers to act as a low-pass gate with characteristics between a VCA and a filter, adding distortion to the signal.

A passive vactrol-based low-pass gate module with switchable capacitors to alter output character and a broken-out trim control for LED current.

A state-variable voltage-controlled filter that provides simultaneous low-pass, band-pass, and high-pass outputs with individually tunable output levels, built around an LM13700 dual OTA.

An MS20-inspired resonant voltage-controlled filter built around an LM13700 transconductance amplifier, using LEDs in the feedback path, with separate low-pass and high-pass inputs.

Filter types: low pass. Hight pass. All pass. Band pass. Notch. Peak. Low shelf. High shelf.