hsc3-0.11: Help/UGen/External/metro.help.lhs
> Sound.SC3.UGen.Help.viewSC3Help "Metro"
> Sound.SC3.UGen.DB.ugenSummary "Metro"
> import Sound.SC3.ID
> audition (out 0 (metro AR 60 1))
> let { b = xLine KR 60 120 5 DoNothing
> ; m = metro KR b 1
> ; o = sinOsc AR 440 0 * 0.1 }
> in audition (out 0 (decay m 0.2 * o))
> let { b = range 30 240 (lfNoise2 'a' KR 0.2)
> ; n = dseq 'b' dinf (mce [1,0.25,0.5,0.25])
> ; a = decay (metro KR b n) 0.2 * sinOsc AR 440 0 * 0.1 }
> in audition (out 0 a)