#lang scribble/manual @(require (for-label racket)) @title{(dust2 rate density)} Generates random impulses from -1 to +1. The `density' is in impulses per second. @racketblock[ (audition (out 0 (mul (dust2 ar 200) 0.5))) ] @racketblock[ (let ((r (x-line kr 20000 2 10 remove-synth))) (audition (out 0 (mul (dust2 ar r) 0.5)))) ]