Description

Add classic funk and envelope-filter squelch to your rig with this used Electro-Harmonix DOCTOR Q in good condition. This compact analog envelope filter responds to your picking dynamics to deliver vocal wah-like sweeps, from subtle quack to full-on retro funk. Simple controls make dialing in your tone fast, and it’s built for standard 9V operation for easy pedalboard use. A great choice for guitar or bass when you want expressive, touch-sensitive filter tones.

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