# «minor scale filtered pulsewave demands» bynova

on 22 Oct'20 08:46 in

I was playing around trying to understand how Demand UGens work and come up with this rave-ish example.

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```(
{
arg amp=0.1;
var a, trig, basefreq, snd, cutoffmod, rqmod;

a = Dseq([0, 2, 3, 5, 7, 8, 10, 12], inf);
trig = Impulse.kr(4);
basefreq = Demand.kr(trig, 0, a) + 38;
basefreq = basefreq.midicps;
cutoffmod = LFNoise2.ar(0.2).range(100,1500);
rqmod = LFNoise2.ar(0.2).range(1,0.05);

snd = (Pulse.ar(basefreq + 1 * SinOsc.kr(0.1.rand).range(0.99,1.010)) * amp)
+ (Pulse.ar(basefreq + 2 * SinOsc.kr(0.1.rand).range(0.99,1.010)) * amp)
+ (Pulse.ar(basefreq + 3 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp)
+ (Pulse.ar(basefreq + 4 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp)
+ (Pulse.ar(basefreq + 5 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp)
+ (Pulse.ar(basefreq + 2 * SinOsc.kr(0.1.rand).range(0.99,1.010)) * amp)
+ (Pulse.ar(basefreq + 3 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp)
+ (Pulse.ar(basefreq + 4 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp)
+ (Pulse.ar(basefreq + 5 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp)
+ (Pulse.ar(basefreq + 6 * SinOsc.kr(0.1.rand).range(0.99,1.01)) * amp);

snd = LeakDC.ar(snd);
snd = RLPF.ar(snd, cutoffmod, rqmod);
snd = Limiter.ar(in: snd, level: 0.8, dur:0.001);
snd.dup;

}.play)```
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reception