(ii) An increase to a noise level of 65 decibels Ldn or greater.
A noise level of 70 dB(A) in Ldn is suggested as a noise level threshold, after which increases in reports of ill-health and high disturbance accelerate.
The hard tile floor and shiny wood tables help create a noise level that makes shouting the only option.
At the 0 dB(A) noise level, the female voice outperformed the male voice.
A noise level of 30% is the maximum threshold before artifacts are generated.
For example, if a construction drill causes a noise level of about 90 dB, then two identical drills operating side by side will cause a noise level of 93 dB.
The Sanitation Department redesigned its garbage trucks to operate at a noise level no louder than a vacuum cleaner.
Formerly calm and restful (not to say soporific), this 15-year-old restaurant now has a throbbing urban intensity, with a noise level equal to the energy.
The coloured images are conductance maps of the memristors in each line and show their evolution for a noise level of 0.3 (blue line).
Atmosphere: Suave supper club decor with pleasant lighting, comfortable seating and a noise level that is only occasionally too high; service is generally excellent.
When compared to a noise level of 91 dB in 2007 (cf. Fig. 1), this corresponds to a rate of increase of 2.2 dB per decade.
