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  1. I

    Frequency and volume from wav files and live audio streams

    how can i get frequency and volume from wav files and live oudio streams. please help me
  2. I

    Analog to Digital

    from analog to digital(PCM/QAM) I want to convert analog to digital. I am recording analog signals in my firm and i want to make a programm witch helps me to decode fax informations. if you know how to decode this analog signals witch is modulated with PCM/QAM, please help me.
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