Bertha Auto Wah (envelope filter)
Great for funk rock. 3 knob control: Sensitivity (attack), resonance (peak of the wah/Q), decay (open/close time of wah).
This pedal also has an internal BIAS trimpot.
This pedal is very reactive to your picking. Great for funk/Grateful Dead tone.
Handmade using high quality components. Wired for true bypass. Unique "Skull and Roses" decal.
9v plug (2.1mm standard). No battery snap.
