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3.3. Bit Rates

Bit rate may sound like one of those unbelievably geeky computer terms (which it is), but it plays a big role in how your music sounds when you snag a song from a CD and convert it to MP3 or AAC format. When it comes to sound quality, all digital audio files are not created equal.

The bit rate has to do with the number of bits (binary digits—tiny bits of computer data) used by one second of audio. The higher the number of bits listed, the greater the amount of data contained in the file, and the better the sound quality.


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