using Dew.Math; using Dew.Math.Editors; using Dew.Math.Units; using Dew.Signal; using Dew.Signal.Units; using Dew.Math.Tee; using Dew.Signal.Tee; private void button1_Click(object sender, EventArgs e) { Vector a = new Vector(0); SignalUtils.Tone(a,256,5.5/256,0,12.53,false); //generate a tone //And now detect the amplitude at non-integer frequency: MessageBox.Show("Amplitude = " + Math387.SampleToStr(Math387.CAbs(SignalUtils.Goertz(a,5.5/256))/128,0,15)); }