It's computationally much easier to time "zero" crossings

Well actually I did use that method from toma's Freqext.pm module at analyzing wavs with Perl under the section "Tracking Frequency by Finding Zero Crossings". I may have mislead you above where I said I used FFT.

I'm not really a human, but I play one on earth. Cogito ergo sum a bum

In reply to Re^3: Morse code via sound card input by zentara
in thread Morse code via sound card input by aristotle73

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