killdc~ A handy filter for removing pesky 0 Hz from signals. A handy filter for removing pesky 0 Hz from signals. This filter was designed using the Cmix filter program (originally written in Fortran!) and Paul Lansky's elliptical filter implementation written in Cmix.	from the library : Lyon's Max/MSP Potpourri Format : External Environment : msp freeware Max 4.x http://www.sarc.qub.ac.uk/~elyon/LyonSoftware/MaxMSP/