Search results for temperature and noise

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…HMMH welcomes four new staff to the team! Tara Cruz, Consultant – New York, NY Since beginning her career in acoustical consulting, Tara has conducted noise and vibration monitoring…

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…this ‘molecular absorption’ depends in a major way on temperature.” (Leo L. Beranek, Noise and Vibration Control, McGraw Hill, 1971, P.170) It’s especially interesting that at any particular relative humidity,…

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…Today is International Noise Awareness Day (INAD). INAD is a global campaign aiming to raise awareness of noise on the welfare and health of people. Noise affects people in…

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…HMMH updated Planning in the Noise Environment, originally published 1978. The proponent for this update was Headquarters, US Air Force – Logistics, Installations, and Mission Support (Air Staff A4/7),…

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…HMMH completed a noise barrier study at General Mitchell International Airport (MKE). The study resulted from a recommendation in MKE’s most recent 14 CFR Part 150 Study to explore…

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…HMMH has provided a broad range of noise consulting services for Naples Municipal Airport since 1990, including Part 150 Updates for 1996, 1998 and 2000. Other services provided by…

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…by Doug Barrett Being a noise geek has its pluses and minuses. On the upside, entertainment, or at least distraction, due to acoustical phenomena seldom is far away. Whether…

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…your time! – Jason Ross I’ve known Carl for over 30 years and during that time he has been a good friend as well as my rail noise and vibration…

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…The City of Fresno recently tasked HMMH with updating its Noise Exposure Map (NEM) at Fresno Yosemite International Airport (FAT). New conditions included the realignment of the California Air…

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…by Doug Barrett During the last week in July, transportation noise enthusiasts convened in Dayton, Ohio for the Transportation Research Board’s Committee on Transportation-related Noise and Vibration (TRB Committee…