UKAS : United Kingdom Accreditation Service is the national accreditation body recognized by government to assess, against internationally agreed standards, ...
UK Government Environmental Noise Regulations
Aircraft Noise indicators, LAeq,16h • Lday • Levening.
Industrial Noise and Port Noise indicators, LAeq,16h • Lday • Levening.
Railway Noise indicators, LAeq,6h • LAeq,16h • LAeq,18h • Lday • Levening.
Road Traffic Noise indicators, LA10,18h • LAeq,16h • Lday • Levening.
See also coupled modes
Under-range % percentage of time that an under range occurred.
Units of Sound, the most common is units are the joule (sound energy), the pascal (sound pressure), the sabin (sound absorption), the watt (sound power) and the watt per metre-squared (sound intensity).