{SinOscFB.ar(freq:142, feedback:Saw.ar(20) + SinOsc.ar(0.1)).dup}.play;

(
SynthDef(\sine_fb, {
	var sig, env, amp = 1, out = 0;
	sig = SinOscFB.ar(freq:142, feedback:Saw.ar(20) + SinOsc.ar(0.1)).dup;
	env = EnvGen.ar(Env.adsr);
	sig * env * amp;
	Out.ar(out, sig);
}).play;
)

{SinOscFB.ar(freq:142, feedback:Saw.ar(20 * SinOsc.ar(20)) + SinOsc.ar(0.1)).dup}.play;

{Out.ar(0,Pan2.ar(0.1*WeaklyNonlinear.ar(SinOsc.ar(MouseX.kr(100,400),0,0.1)),0.0))}.play;

(
{
    var freq = MouseX.kr(100, 400);
	var input = SinOsc.ar(freq, 0, 0.1);
    var response = WeaklyNonlinear.ar(input);
    var filt = RLPF.ar(response, XLine.kr(500, 5000, 10), 0.3);
    Out.ar(0, Pan2.ar(0.1 * filt, 0));
}.play;
)

(
{
    var freq = MouseX.kr(100, 400);
	var input = SinOscFB.ar(freq:142, feedback:Saw.ar(20) + SinOsc.ar(0.1));
    var response = WeaklyNonlinear.ar(input);
    var filt = RLPF.ar(response, XLine.kr(500, 5000, 10), 0.3);
    Out.ar(0, Pan2.ar(0.1 * filt, 0));
}.play;
)

{WeaklyNonlinear.ar(SinOsc.ar(70), Impulse.kr(20), ratex:0.1, ratey:20, freq:440, initx:10 + SinOsc.kr(40), inity:20 + SinOsc.kr(20), alpha:SinOsc.kr(1), xexponent:0, beta:0, yexponent:0).dup * 0.2}.play;


{BHiPass.ar(WeaklyNonlinear2.ar(LFSaw.ar(5000 + SinOsc.kr(200), 1 + SinOsc.kr(0.1)), Dust.ar(1), 0.01, 10, 200, 0, 0, 0.01, 10, 2), 500 + SinOsc.kr(200)).dup}.play
{BLowShelf.ar(WaveletDaub.ar(Saw.ar, n:256, which:110), 500, 0.3).dup * 10}.play

{var n= 1024; WaveletDaub.ar(Saw.ar(MouseY.kr(50,10000, 'exponential'),0.5), n, MouseX.kr(0,n)).dup}.play