Effect Pedals & Processors

API Audio 550A Discrete 3 Band EQ API Audio 550A Discrete 3 Band EQ, Equalizer, Discrete 3 band EQ from the 500 Series, 7 centre frequencies selectable per band, 12 dB of boost / cut per band, EQ band 1 and 3 in selectable shelf / peak characteristics, Traditional API circuit... API Audio 550A Discrete 3 Band EQ