EHX Nano Bass Big Muff 2EHX Nano Bass Big Muff 2 Overview The EHX Nano Bass Big Muff Pi 2 takes the classic Big Muff fuzz sound and tailors it specifically for bass players who want thick sustain and grind without losing low end punch. This version draws from the rare Op Amp style Muff circuit, delivering a distinct character with a tighter, more aggressive edge compared to traditional transistor based Muffs. To keep your fundamental intact, EHX added a BLEND control for