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Most likely you will have more than one microphone in your setup.4.6 Storing
several channels in a single file is called interleaving or multiplexing
(e.g. stereo audio tracks
on a CD contain the samples of the left and right channel in an alternating
However, interleaved signal files may in some cases more
difficult to process. Hence, it is
advisable to store every signal channel in a file of its own.
In case your recording device (or
recording software) delivers multi-channel data you will need
to split the signal files. See the post-processing section
for details on how to do this.