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Strutt|Input Data|Empirical|Speech (IEC60268-16) inserts the IEC60268-16 speech weighting into the selected row of the spreadsheet.

The user may select:

• The male voice weighting from the 2020 version (current)
• The male voice weighting from the 2011 version (deprecated)
• The female voice weighting from the 2011 version (deprecated)
• The RASTI weighting from the 2011 version (deprecated)

Reference:

• IEC60268-16 (2020) Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index
• IEC60268-16 (2011) Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index