4 A babbling brook example, by James McCartney 2007. See
5 http://www.create.ucsb.edu/pipermail/sc-users/2007-April/033231.html
10 ({RHPF.ar(OnePole.ar(BrownNoise.ar, 0.99), LPF.ar(BrownNoise.ar, 14)
11 * 400 + 500, 0.03, 0.003)}!2)
12 + ({RHPF.ar(OnePole.ar(BrownNoise.ar, 0.99), LPF.ar(BrownNoise.ar, 20)
13 * 800 + 1000, 0.03, 0.005)}!2)