> Sound.SC3.UGen.Help.viewSC3Help "ExpRand"
> Sound.SC3.UGen.DB.ugenSummary "ExpRand"

> import Sound.SC3.ID

> let {a = line KR 0.5 0 0.01 RemoveSynth
>     ;f = expRand 'a' 100.0 8000.0}
> in audition (out 0 (fSinOsc AR f 0 * a))