Recent content by joseche

  1. J

    Java Why Are FFT Frequencies Inaccurate in My Java Program?

    Hi Bill, I did a few things, first I plotted the output of FFT and found a few things: 1) the peak was always in the second part of the output, which is the mirrored value?, so I only scan for the peak mag in the first halt 2) I divided the casted double from 'short' by 32768, because...
  2. J

    Java Why Are FFT Frequencies Inaccurate in My Java Program?

    I am producing a sound freq. with my phone and freqs don't match.
  3. J

    Java Why Are FFT Frequencies Inaccurate in My Java Program?

    Hi there, I am using a basic java program to identify the frequency of a note captured by the microphone. The problem is that frequencies don't seem accurate. package com.overdrive.FreqFinder; import java.nio.ByteBuffer; import java.nio.ByteOrder; import...