gives a list of Audio objects, each of which represents one channel of audio.


returns the specified channel from audio.


  • AudioChannelSeparate[audio] returns the separated audio in the form {audio1,audio2,}.
  • The following channel specifications can be given:
  • Alla list of all audio channels
    nn^(th) channel
    {n1,n2,}a list of audio channels n1, n2,


open allclose all

Basic Examples  (1)

Separate a stereo audio object:

Verify that each signal has one channel only:

Scope  (3)

Separate a stereo in-memory audio object:

Separate a stereo out-of-core audio object:

Extract channels from a multichannel signal:

Extract only the first channel:

Extract selected channels:

Extract all channels:

Properties & Relations  (1)

AudioChannelCombine does the inverse operation of AudioChannelSeparate:

Introduced in 2016