DIGITAL PLAYBACK DEVICE AND METHOD AND APPARATUS FOR SPECTRALLY MODIFYING A DIGITAL AUDIO SIGNAL

摘要

A digital playback device and a method and apparatus for modifying a digital audio signal. The method includes allowing a user to select a digital audio track and modifying the digital audio track with a predetermined spectral modification signal to create a spectrally modified digital audio track. The spectrally modified digital audio track can then be retrieved by a user to a digital playback device.