If I point the open() to a file containing a single byte (I don't have a /dev/dsp1), then the loop will happily run 80,000 times in less than 0.01 seconds. That's why I'm suspicious if that loop is really doing what it's supposed to do.

In reply to Re^3: Measuring the sound level (dB(A)) with PERL by Monk::Thomas
in thread Measuring the sound level (dB(A)) with PERL by John-Robie

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