title: Fast Fourier Transform in C#
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/170394/fast-fourier-transform-in-c">Fast fourier transform in c#</a>  </p>
  </blockquote>
  
  
  
  <p>I am looking for an example of performing a real time FFT (Fast Fourier Transform) of line in or mic audio data in C#. My goal is to determine in real time if a particular note is present in the audio data. Any examples appreciated.</p>