SoundScale
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

IFC 4.4.0.0 build 20261005 (IFC4X4_DEV_20260525) ⚠ buildingSMART Working Draft. All content is under development.
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
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Last change: Purge trailing whitespace by Dion Moult on 2022-02-22T17:07:12+11:00
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