I’ve had similar doubts, but I eventually found one: http://forum.audacityteam.org/download/file.php?id=6434
See what happens if you apply DC offset correction (with the Normalize effect) to this sample.
I’ve had similar doubts, but I eventually found one: http://forum.audacityteam.org/download/file.php?id=6434
See what happens if you apply DC offset correction (with the Normalize effect) to this sample.