LA90,T definition

LA90,T means the A-weighted sound pressure level exceeded for 90 percent of the time period of not less than 15 minutes, using Fast response.
LA90,T means the equivalent continuous A-weighted sound pressure level, obtained using time- weighting ‘F’, that is exceeded for 90% of the measuring period (T).

Related to LA90,T

  • Bulkhead means an airtight structure separating the working chamber from free air or from another chamber under a lower pressure than the working pressure;

  • Pistol means any firearm with a barrel less than sixteen inches in length, or is designed to be held and fired by the use of a single hand.

  • Street rod means a motor vehicle, other than a motorcycle, that:

  • Gasohol means a blended fuel composed of gasoline and fuel grade ethanol.

  • €STRi means the €STR reference rate for: