Ambient noise


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Related to Ambient noise: background noise

ambient noise

[′am·bē·ənt ′nȯiz]
(acoustics)
The pervasive noise associated with a given environment, being usually a composite of sounds from sources both near and distant.

Ambient noise

The background noise level in a space, which is not identifiable as being from a specific source, such as a nearby piece of equipment.

ambient noise

The all-encompassing, average background noise associated with a given environment, often a composite of sounds from many sources near and far, of many different types, e.g., the general background noise in a neighborhood or in an auditorium.
References in periodicals archive ?
Calls by groups of cetaceans, such as dolphins, contribute some of the biological ambient noise found in the marine environment (NRC 2003).
But the Phraselator has a large phrase set, the ability to bypass voice recognition if needed, and had the highest correct translation rate against ambient noise.
While this microphone captures the user's voice, a second microphone on the side facing away from the user targets ambient noise.
Here the whirring blades of a swarm of helicopters generate a symphony of ambient noise that alternates between lulling and grating.
In locating a space for a video teleconferencing facility, the most important consideration is the ambient noise level.
Historically, ultrasonic sensors weren't reliable, what with all the air valves and other ambient noise around an assembly plant.
The Government's three phase approach will eventually produce a National Ambient Noise Strategy, but this is not expected until after the next General Election.
The stand-alone breaker is enclosed in a removable acoustic canopy which reduces noise levels to between 8OdB(A) and 83dB(A) depending on ambient noise levels, and can be quickly removed for cleaning and maintenance.
Designed for use with the Gasman II range of portable gas detectors, the alarm ensures that workers are warned of gas hazards in situations where they might not hear an audible signal because of high levels of ambient noise.
There is a lot of ambient noise in the ocean, and bubbles are very efficient generators of sound," says Lawrence A.
Although the model 3200 is the only stethoscope that utilizes Bluetooth, both stethoscopes feature 24x sound amplification and proprietary Ambient Noise Reduction (ANR) Technology, which reduces, on average, 85 percent of ambient noise that can interfere with the auscultation experience.
The headset s ANC feature, combined with the passive noise reduction provided by the in-ear housings surrounding the speakers, attenuates a large proportion of ambient noise from low frequencies up to around 3kHz.

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