However, to be transformed into AAC with perfect result, your mix should meet certain standards of sound quality, and be mastered according to Apple's set of guidelines and recommendations.You will need to utilize certified mastering services for iTunes. Only then, when transformed into AAC, the song will sound almost indistinguishable from its original master record.
You must use iTunes-approved mastering services. Only then will the AAC conversion result in a nearly identical sound to the original master.
forum.app.net
