Audio Post Production Knowledge Base

Today's Audio Term: Matrix When audio engineers matrix...

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Noise Floor
The inherent noise of a recording medium, a noise floor typically sounds like hiss and differs with the makeup of different types and qualities of tape and film. For example, a consumer grade cassette tape has a higher noise floor than a professional 1/4” tape, and a high quality digital

Bias
Bias is a very high frequency signal that is incorporated in the recording of any magnetic medium. Magnetic recording equipment generates a bias current that is required to enable the magnetic oxide to record the audio portion of a signal - somewhat like an audio catalyst. The signal generated

Metadata
Metadata is used to facilitate the understanding, characteristics, use, and management of data based on the type of data and the context of its use. Some examples: A) In a library database, metadata about a book would likely include the author, title, genre, a description of the content,