AU is an audio file format originally developed for Unix-based or Sun Microsystems machines. In time, AU has become the default file extension to represent sounds on most Unix platforms.
Also, AU tracks contain three separate components, namely a header with 24 bytes, an annotation block and the actual audio data.
In order to be able make their own AU files, users will need to choose a dedicated multimedia application.
When relying on specialized video converters, users will be able to customize the sample rate or the audio channel of the tracks that will be encoded to the AU format.
In addition, these software utilities will also enable them to assign a personalized filename to the resulting AU file.
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