Audio Post Production Knowledge Base

Today's Audio Term: S-VHS Super VHS was introduced in...

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Artifact
An artifact is an unintended and undesirable by-product of a process or treatment which has been applied to an audio track in excess. Artifacts are NOT inherent in the source material; they are created or induced by a process, and in many cases are irreparable. Artifacting can occur regardless

Vari-speed
Vari-speeding sound allows an audio engineer to deviate from (or to) a standard speed. It is the process of changing the speed of an audio track to match the speed of another audio track or video source. Vari-speeding is often used to correct speed variations due to rate conversion or

Modulating Hiss
Modulating hiss refers to noise levels that noticeably rise and fall with program level. For example, a common occurrence of modulating hiss can be heard when noise levels rise around each spoken word of dialogue in a soundtrack.