Basic Audio Ef-Zee One-Si New Dialed to the far right

Dialed to the far right the filter has no effect and offers the stock Zonk voicing while counter clockwise will cut highs and get you into Tone Bender mki territory

resulting in big ambient reverbs that sit nicely with the dry signal even at high Mix levels

nickel silver cover

There are no sacrifices to construction

Combine that with the parallel octave-up voiced fuzz available on demand with the Havoc* stomp and you have a whole lot of nasty right here

Basic Audio Ef-Zee One-Si New Dialed to the far rightMaker: Basic Audio Model: Ef Zee One Si Condition: New Description: Silicon (Maestro) FZ 1 boosted by a transistor stage. Dual Bias adjustment and low end contour knob.