B Equalization Suite 

BLowPass 12dB/oct rolloff - 2nd order resonant Low Pass Filter.

BLowPass4 24dB/oct rolloff - 4th order resonant  Low Pass Filter (pseudo UGen)

BHiPass 12dB/oct rolloff - 2nd order resonant  Hi Pass Filter.

BHiPass4 24dB/oct rolloff - 4th order resonant  Hi Pass Filter (pseudo UGen)

BPeakEQ Parametric Equalizer.

BLowShelf Low resonant Shelf

BHiShelf High resonant Self

BBandPass Band Pass Filter

BBandStop Band Reject Filter

BAllPass All Pass Filter

The B equalization suite is based on the Second Order Section (SOS) biquad UGen.

SC3 port and coding - blackrain 06.17.2005

SC3 plugin UGens - Joshua Parmenter 06.22.2005

Some ideas from "Cookbook formulae for audio EQ biquad filter coefficients" by Robert Bristow-Johnson.