The commonality is that both audio CDs and WAV files have the audio data encoded in PCM.

That's wrong. WAV is a just container format (like .avi). The actual audio encoding is not dictated. It could just as easily be MP3 as PCM. That said, it's almost always PCM in my experience.

In reply to Re: Size of *.wav on disk 'v' on cd by ikegami
in thread Size of *.wav on disk 'v' on cd by ron.savage

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