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MONAURAL

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Monaural (often shortened to mono) sound reproduction is single-channel. Typically there is only one microphone, one loudspeaker, or, in the case of headphones or multiple loudspeakers, they are fed from a common signal path, and in the case of multiple microphones, mixed into a single signal path at some stage.

Monaural sound has been replaced by stereo sound in most entertainment applications. However, it remains the standard for:

History

While some experiments were made with stereophonic recording and reproduction from the early days of the phonograph in the late 19th century, until the second half of the 20th century monaural was the rule for almost all audio recording.

Monaural sound is normal on such historic media as:

Compatible monaural and stereophonic standards exist for:

Although there are some common practices between manufacturers, no monaural standard exists for:

Trivia

Woody Allen and Stanley Kubrick both shot in mono because of personal preferences. Kubrick's only stereo film was 2001: A Space Odyssey, which used 6-track stereo, and although advertised as being shown in Cinerama, was actually shot in Ultra Panavision.

See also