The envelope filter is one of the most "alive" effects on the pedalboard: instead of sweeping the filter with your foot like a wah, it's your attack (right hand, palm-mute, accents) that triggers the filter movement. This approach, popularized by pedals that have become cult favorites in the funk and groove world, remains essential whenever you seek an articulated quack sound, a vocal sweep, or almost synth-like colors.
With its Q control and 3 selectable filters, the Envelope Filter Q focuses on what really matters: the ability to adjust the resonance and character of the filter to match your guitar, pickups, and playing style.
This pedal is aimed at guitarists (and bassists) who want an expressive effect capable of following the nuances of both clean and more aggressive playing. In funk and neo-soul, it delivers the famous percussive and "speaking" quality on sixteenth notes and double strokes. In blues and rock, it becomes a dynamic coloration to boost a riff, thicken a lead, or create a "vocal-like" response on single-note phrases.
On a pedalboard, it is often placed before overdrives to preserve attack sensitivity, or after for a smoother, more compressed effect. In the studio, it is a powerful tool to make a track stand out in the mix without increasing volume, thanks to the filter movement and adjustable resonance.
The heart of the Envelope Filter Q is the interaction between the envelope detection (how the pedal "reads" your playing) and the Q control. In practice, Q affects the filter's resonance: the higher it is, the more pronounced the peak and the funkier, more incisive the effect; the lower it is, the smoother and more musical the sweep remains, perfect for subtle lines or chords.
The 3-filter selector lets you change the filter curve and the feel under your fingers: from a warmer, fuller sound to a sharper, more articulated response, with a versatile balance in between. The result: you can quickly adapt the pedal to your guitar (single coils, humbuckers), your gain level, and your context (tight rhythm, lead, textures).
The Envelope Filter Q delivers a classic "auto-wah" sound with an organic sweep, highly dependent on your touch. The pedal can go from a subtle movement that adds depth to a much more expressive effect, with a pronounced quack and a "speaking" filter impression. The Q control is key: it allows you to dial in the resonance peak's presence, thus how much the effect cuts through the mix.
With light playing, the filter stays more closed and retains a muffled character; with a stronger attack, it opens up with more brightness and bite. This is precisely what makes the envelope filter so musical: it reacts like an extension of your right hand. With single-coil pickups, expect a snappy, funky articulation; with humbuckers, the effect gains density and thickness, ideal for rockier riffs.