hsc3-0.2: Help/UGen/Noise/expRand.help.lhs
expRand lo hi
Generates a single random float value in an exponential
distributions from `lo' to `hi'.
> let a = line KR 0.5 0 0.01 RemoveSynth
> in do { f <- expRand 100.0 8000.0
> ; audition (out 0 (fSinOsc AR f 0 * a)) }