Glossary → Audio fundamentals
Audio fundamentals

Channels (mono, stereo, multichannel)

Channels are the independent audio streams in a recording: mono has one, stereo two, surround formats more.

Speech is naturally mono — one voice, one signal — and mono halves file size versus stereo. Multitrack recordings that keep each speaker on a separate channel are the best possible input for diarization and editing.

Stereo matters for music and ambience; podcast platforms commonly recommend mono for voice-only shows.

Related terms

Multitrack recordingMultitrack recording keeps each source — each voice, each instrument — as its own synchronized track rather th… PanningPanning places a sound in the stereo field between left and right speakers, creating spatial separation betwee…

Frequently asked

What is Channels?

Channels are the independent audio streams in a recording: mono has one, stereo two, surround formats more.

Why does Channels matter?

Speech is naturally mono — one voice, one signal — and mono halves file size versus stereo. Multitrack recordings that keep each speaker on a separate channel are the best possible input for diarization and editing.

What terms are related to Channels?

Closely related concepts: Multitrack recording, Panning — each has its own entry in this glossary.