The SolidGoldFX If 6 Was 9 MkII Fuzz is a modern take on the classic Fuzz Face circuit, delivering a range of fuzz tones from smooth and refined to bold and punchy. It features two BC183 transistors, a variable voltage pump, a bias control for versatile tonal shaping, and a saturation control for better signal chain integration. Designed to capture the soul of classic rock, this pedal offers a wide array of fuzz sounds.