public SpectrumData(float res, WaveData wave)
{
WaveRpm = wave.Rpm;
Resolution = res;
ChannelId = wave.ChannelId;
YValues = Array.ConvertAll(NadaMath.PositiveFFT(wave.AsyncData), x => (float)x);
XValues = YValues.Select((x, i) => (float)i / res).ToArray();
TimeStamp = wave.DateTime;
}