// patch
Noise i => BiQuad f => dac;

// gain
.1 => f.gain;
// filter params
.99 => f.prad;
// set equal-gain zero's (near constant gain across sweep)
1 => f.eqzs;
// time
float t;

// go!
while( true )
{
    // sweep
    100 + (Math.sin(t)+1)/2*10000 => f.pfreq;
    // increment
    .01 +=> t;
    // advance time
    10::ms => now;
}