Maxon AF-9 Auto Filter knobs The straightforward design is simple

The straightforward design is simple and easy to use while offering a huge range of options

Rare & very cool

Some tarnish evident on the hardware & knobs

Rare & very early Fender Japan Custom Edition (Bass) VI

Maxon AF-9 Auto Filter knobs The straightforward design is simpleNew version with revised switches now in stock. Maxon has married the coolest aspects of auto wah and swept filter effects in this modern addition to their respected 9 Series. Opto coupler circuitry produces the shimmering, watery filtering effects of vintage units. Threshold and peak sliders control the degree of effect while range and drive switches determine the range and direction of filter sweeps. 3 selectable filter types Lo Pass, Band Pass, and