Sentence examples for equivalent sound level from inspiring English sources

Non-parametric tests and ROC analyses were employed, using the equivalent sound level (Leq) values as the dependent variable.

The number of passby events as well as the A- weighted equivalent sound level were kept constant.

With a membrane area of 1 mm2, the acoustical sensitivity was 4 mV/Pa (at 1 kHz) and the noise equivalent sound level was 33.5 dB (A), which are adequate values for many applications.

The main aim of this study is to estimate the discrepancies of the results of calculations done for wind farms according to norm ISO 9613-2 with real values of equivalent sound level measured in the field.

The results show that both individual and combined noise correlate well with the equivalent sound level (LAeq), but that the annoyance caused by combined noise is significantly higher than the annoyance caused by individual noise when LAeq increases over 65dBAA.

The largest equivalent sound level generated in the throat area was smaller than the testing line one, but the instantaneous maximum sound level induced by wheels squeal, contact between wheels and rail joints as well as turnout was close to or even greater than the testing line one.

The composite A-weighted equivalent sound levels and maximum sound levels were captured.

From an inhomogeneous line source equivalent sound levels were calculated at microphone positions around the intersection.

Another unit, called equivalent sound levels (Leq), can be used to express an average SPL over any period of interest, such as an eight-hour workday.

The scheme makes it possible to calculate the equivalent sound levels LAeq at receiver positions up to distances of 1500 m and can be used in almost every situation except large railway yards and large stations.

We measured environmental noise exposure using a sound analyzer TES-13588, TElectronicniCorp.p., Taipei, Taiwan) that can report 1-second to 24-hour continuous equivalent sound levels (Leq) in the range of 30-130 dBasas well as time-weighted-average (TWA) noise levels.