Glou-Glou
FL5D
French boutique filter/phaser for explorers. Glou-Glou builds big, complex pedals that feel like synths without keys.

Emma
DiscumBOBulator
Danish envelope filter considered the world's best auto-wah, Pino Palladino approved.

PastFX
Lowpass Filter PX-101
Moog Moogerfooger MF-101 recreation with 2/4-pole filter, envelope follower, and expression input.

Dreadbox
Disorder
Aggressive analog fuzz with self-oscillating filter, envelope follower, and CV connectivity.

Maxon
Auto Filter AF-9 (Sliders)
AF-9 auto-filter variant with slider controls instead of knobs. Same envelope-following circuit, visual layout.

Red Witch
Synthotron II
Dual analog synth oscillators with envelope filter and sample-and-hold. Each voice has Level, Decay, Octave.

Line 6
FM4 Filter Modeler
16 filter and synth models including envelope followers, talk boxes, and ring modulators.

Daredevil
Atomic Cock
Fixed wah with blend control for instant cocked-wah tones without a rocker.

Behringer
B-Tron III Envelope Filter
Mu-Tron III clone envelope filter for funky auto-wah and quack effects.

Broughton
Low + High Pass Filter
Combined low and high pass filter with dual frequency controls for bass.

Red Witch
Synthotron III
Four-voice analog synth with filter, sample-hold, and MN3007 chorus. CV and expression inputs. Limited to 100 units.

Iron Ether
Xerograph Deluxe
Envelope filter with 4-pole lowpass. Attack and decay shaping plus expression control.

Tsakalis
Phonkify X
Expanded envelope filter/wah/octave with three filter flavors, three octave voicings, and flexible routing.

JPTR FX
Silvermachine
Filter/phaser named after Hawkwind's classic. Delivers sweeping, psychedelic textures.

Intensive Care Audio
Vena Cava Filter
Envelope filter with unique voicing. Soft touch relay bypass and London handmade quality.

Analog Music Company
SHSL
Korg MS-20 dual resonant filter and preamp in pedal format. CV and expression inputs, self-oscillates.

Glou-Glou
FL9
French boutique filter/phaser for explorers. Glou-Glou builds big, complex pedals that feel like synths without keys.

Electro-Harmonix
Cock Fight Plus
Crying wah and talking filter with optional fuzz, expression pedal controlled.

SolidGoldFX
Lysis
Polyphonic octave-down fuzz with digital pitch shifting and modulated filter. Synth tones from guitar.

Broughton
High Pass Filter
12dB/octave bass high-pass filter with 25-190Hz sweep for low-end cleanup.

Fuzzrocious
Croak
Envelope filter with funky quack character. Auto-wah with the Fuzzrocious attitude and hand-built charm.

Aguilar
Filter Twin Mk2
MK2 dual envelope filter with refined tracking and expanded sweep range. Two filters, infinite funk.

EarthQuaker
Spatial Delivery
Envelope filter with sample and hold mode. Funky auto-wah plus random steps.

Smallsound/Bigsound
Pretty Years
High-gain subminiature tube-based distortion/fuzz with interstage resonant filter, inspired by Thermionic Culture Vulture with switchable pentode/triode modes.

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