hsc3-0.11: Help/UGen/Filter/twoZero.help.lhs
> Sound.SC3.UGen.Help.viewSC3Help "TwoZero"
> Sound.SC3.UGen.DB.ugenSummary "TwoZero"
> import Sound.SC3.ID
> let {n = whiteNoise 'a' AR
> ;f = xLine KR 20 20000 8 RemoveSynth}
> in audition (out 0 (twoZero (n * 0.125) f 1))