File:Stipa demo.ogg

Summary

Non-free media information and use rationale true for Speech transmission index
Description	Short STIPA sound sample from NTi Audio.
Source	NTi Audio AG
Article	Speech transmission index
Portion used	9 seconds of original 90 seconds
Low resolution?	Yes
Purpose of use	The file serves as the primary means of audio identification of the subject (STIPA test signal)
Replaceable?	There is no free equivalent of this audio file, so the file cannot be replaced by a free file.
Other information	The audio sample is being used for informational and educational purposes only. The purpose of the sample is to demonstrate to the reader the sound of a typical STIPA test signal
Fair useFair use of copyrighted material in the context of Speech transmission index//en.wikipedia.org/wiki/File:Stipa_demo.oggtrue

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the sample is being used for commentary on the recording in question;
the sample contributes significantly to the encyclopedia articles in which it is used (listed under the heading "File usage" below) in a way that cannot be duplicated by other forms of media;
the sample is short in relation to the duration of the recorded track, and is of inferior quality to the original recording;
no other samples from the same track are currently used in Wikipedia;
there is no adequate free alternative available.

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