Sentence examples for equivalent sound from inspiring English sources
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.
Finally, the equivalent sound level (mean of frame-energy converted to dB) is added.
The composite A-weighted equivalent sound levels and maximum sound levels were captured.
The equivalent sound pressure level (Leq) did not correlate with sleep disturbance effects.
From an inhomogeneous line source equivalent sound levels were calculated at microphone positions around the intersection.
With a moving police car, the equivalent sound effect is to change the pitch of the siren.
Nowadays, authorities have models for predicting the A-weighted equivalent sound-pressure level (LAeq).
The cochlear potentials observed in response to clicks were superimposed on the grand average of the summating potential-compound action potential responses obtained from 16 controls with normal hearing at 120 dB peak-equivalent sound pressure level.
The A-weighted energy-equivalent sound pressure level (average noise level, hereinafter) is a standard measure widely used to quantify the noise dose in residential areas, offices, schools and healthcare environments, where the measurement period T is often prescribed in relevant standards or guidelines, depending on the measurement site and/or the time of day [ 23].
Using the measurement system described in the preceding text, a custom-made software running on the computer calculated and saved the A-weighted energy-equivalent sound pressure level, L A e q, T, from the captured audio signal, whereas the raw audio signal was discarded immediately.
We read with interest the recent issue of Critical Care in which Darbyshire and Young [ 1] reported on noise levels in five different ICUs and demonstrated average sound pressure levels far above the World Health Organization recommended standard of 35 dB LAeq (A-weighted energy-equivalent sound pressure level in decibels).
