Impulse i => BiQuad f => Pan2 p => dac;.99 => f.prad;1 => f.eqzs;
0 => float x;while(true){1.0 => i.next; Math.random2f(250, 5000) => f.pfreq;
Math.sin(x) => p.pan; 0.1 +=> x; 100::ms => now;}