testing loseless files

[discord]

in the faq for this page it mentions testing loseless files to see if they were sourced from lossy formats. Exactly how does one go about that in a Linux/BSD environment?

[lintoni]

Use Audacity.

Set the preferences up correctly (Off the top of my head)
EDIT>PREFERENCES>SPECTROGRAMS (Set to 24000Hz).
Some people find the display easier to read if the greyscale option is used.

Check out this forum (http://www.thetradersden.org/forums/forumdisplay.php?f=47) for more information/examples/help.