Lovetone Meatball clone. Dual-mode envelope follower and triggered filter with deep controls.

Envelope filter with 4-pole lowpass. Attack and decay shaping plus expression control.

Legendary downward-sweeping envelope filter from 1973 by Craig Anderton with voice-like synth response for funk and bass.

Spanish-style envelope filter that speaks and talks.

Hand-wired Snow White AutoWah. BJF envelope filter with lightning tracking, Finnish point-to-point build.

Dual envelope filter with two independent filter sections. Stack up and down sweeps for complex bass funk.

Mu-Tron-style optocoupler envelope filter with voltage doubler for extra headroom and three filter ranges.

BJF envelope filter based on 1991 rack design. Lightning-fast tracking, tuned like a real wah pedal.

Compact envelope filter. The legendary Mu-Tron III character in smaller format.

Voltage-controlled low-pass envelope filter with sweep direction, resonance, and switchable range.

Envelope filter based on the legendary Guyatone WR-3, with added controls for range, gain, and guitar/bass voicing.

Bass-optimized envelope filter with Dry blend and FX loop for drive stacking.

Touch-sensitive envelope filter and auto-wah with LFO and envelope modes and three filter types.

Envelope filter with harmonic density engine, LFO, 4 filter modes, CV patch bay, expression—400mA/9V, 124x99x61mm.

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

Dynamic envelope filter with flanger and phaser effects.

2x2 auto-filter envelope follower. Funk and quack with internal trimmer setup.

All-analog envelope filter with tap tempo LFO mode, 8 rhythmic patterns, and expression input.

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

Hand-wired bass-optimized Snow White AutoWah. BJF envelope filter voiced for low frequencies.

Envelope filter with resonant lowpass and multiple modes.

1970s MXR Envelope Filter rebuilt with emphasis knob, up/down switch, and true bypass.

Auto-wah envelope filter with funky quack and dynamic response.

Dual-section analog envelope filter meets gated octave fuzz -- pure synth madness.