Zvex Woolly Mammoth Bass Fuzz uni vibe Stable intervals such as 4ths

Stable intervals such as 4ths and power chords result in knarly

setting the volumes below 3

this powerful tone machine capably produces deep “tunnel” phasing and intense jet plane whooshing textural effects that predominated music in the mid 70′s

A fixed filter effect is possible by turning the depth knob down all the way

Zvex Woolly Mammoth Bass Fuzz uni vibe Stable intervals such as 4thsA sensitive and touchy bass fuzz with tremendous bottom end and a beautiful harmonic structure that sounds blistering with a guitar, too. The harmonic structure can be radically altered using the "PINCH" knob. It adjusts the pulse width of the waveform. In the leftmost position, the waveshape is quite symmetrical which produces a smooth creamy sound. Turning it up slightly introduces lovely intermodulation distortion. Turning it clockwise narrows the