IFC (IFC4X3_ADD1) development


Semantic definition

The reference sound scale.

DBA: Decibels in an A-weighted scale DBB: Decibels in an B-weighted scale DBC: Decibels in an C-weighted scale NC: Noise criteria NR: Noise rating

Referenced in
Table 27191a3f-b6d1-47c0-acfc-1feb1ad0c25e

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