Speech Transmission Index (STI)
STI is a parameter that describes how easy it is to understand a person speaking in a given acoustic environment. However, to get a good simulation of STI in ODEON, you need to add appropriate background noise.
To learn how to enable YouTube subtitles in English, Spanish, and other languages, click here.
Speech Transmission Index, STI
0:00 Intro
1:02 Copy-pasting background noise
1:55 Applying NC curves
2:58 Copying background noise from grid response
3:28 Copying background noise from multi-point response
4:33 STI with human speakers vs. loudspeakers
5:09 Human speaker directivity files
6:21 Active speech sources
6:50 STI(female) and STI(male)
7:23 Obsolete STI parameters
8:18 STI contour plot
8:38 Outro
