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Results 1 - 10 from 670 for sound level in 0.490 sec.
MMCG Projects and Experience
H Platform Decommissioning Project), Santa Barbara, California; • Proprietary studies of acoustic sound pressure levels encountered during the demolition of four oil platforms off Santa Barbara ... Sound level monitoring at seal and sea lion rookery, San Miguel Island, of satellite launch from Vandenberg Air Force Base, California, by Lockheed; • Marine mammal monitoring and acoustic sound level ...
www.mmcg.net
OMI's Dr. Green Talks in Berlin
The sound level of LFAS at the vessel is ... level of 120 dB. The source level of LFAS at 240 dB is one trillion times louder than the 120 dB level whales avoid. As it travels away from the ship the LFAS sound ... sound that is many thousands of times more intense than a loud outboard engine is present in the water. According to the US Navy's own statements, the sound level ...
www.oceanmammalinst.org
GIAA SOUNDS SOLUTIONS: Measuring Aircraft Noise
A-level (AL) and is measured in dBA (A-weighted decibels). Sound Exposure Level (SEL) – When our sound level meter is measuring the AL, think of the sound falling on the microphone like rain. The maximum rate of rainfall is the maximum AL. Now think of the sound level ...
www.pcrguam.com
GIAA SOUNDS SOLUTIONS: NEMs - Noise Exposure Map
FAA specified computer model called the Integrated Noise Model, or INM. The Day-Night Average Sound Level (DNL) contours represent an average day of aircraft operations at the Airport. The INM develops ... 75 dB in residential communities surrounding the Airport. The Day-Night Average Sound Level (DNL) is the average noise level over a 24-hour period, including an increase of 10-dB between the ...
www.pcrguam.com
More from this site
A Quick Expalantion of the term "decibel"
Decibel? We may all be familiar with the term decibel as it applies to sound level, but what does it really mean? And what does it have to do with EMFs ...
lessemf.com
Mono Lake Committee's Defender of the Trust Award
Mono Basin streams and wetlands for fish and wildlife and raise the lake level to an ecologically sound level. Fortunately for Mono Lake, the City’s decision was to accept the Water ...
monolake.org
Central HVAC
The sound level of outdoor units is measured in bels (a term similar to decibels). The rating scale goes from 0 - the rating for a barely perceptible sound ... They Work Types of Systems Rating a Unit's Efficiency Sound Levels Find Out More... Heating and Cooling Ceiling Fans ...
consumerenergycenter.org
PSGP: Puget Sound Environmental Organizations
Preserving Puget Sound through Hands-On environmental education. Seattle Environmental Education Environment Links Sound Experience Provides hands-on environmental education and ... Program) Fosters change by identifying outstanding men and women at the mid-career level from around the world representing a range of backgrounds and provides them ...
www.greenwest.net
Regional Level Activities of Siberian Crane Wetland Project SCWP | Eastern and Western Flyways
Regional Activites » Eastern Flyway » Western Flyway Regional Activities At the regional level, activities are focusing on creating strong networks among project sites and similar efforts ... -printing; delivering regional training activities on topics such as data management to ensure sound collection, maintenance and sharing of information across flyways; and developing mechanisms for cross- ...
www.scwp.info
Level News, August 2008
Meetings Scheduled during Early August Great Lakes Water Level Information July Precipitation July Outflows Water Levels for the ... meetings will be held in Little Current, Parry Sound, Midland, Collingwood and Owen Sound. Meeting times and locations are as follows. ... 's Web site. Great Lakes Water Level Information July Monthly Mean Level Beginning-of-August Level Lake Compared to Monthly Average ...
www.on.ec.gc.ca
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