Lowpass cutoff frequency in hz. 10.0 to 22000.0. Default = 5000.0.
// Moves the cuttoutFrequency from 10 to 22000 following a Sinus function
// Attach this to an audio source with a LowPassFilter to listen it working.
@script RequireComponent(AudioSource)
@script RequireComponent(AudioLowPassFilter)
function Update() {
GetComponent(AudioLowPassFilter).cutoffFrequency = (Mathf.Sin(Time.time)*11010 + 11000);
}