Why Does it Sound Like That? Part 1: Musings on Metal Bats
It’s again October. Since I was young I’ve forever associated this month with the turning of leaves and the excitement of the baseball playoff season. This…
It’s again October. Since I was young I’ve forever associated this month with the turning of leaves and the excitement of the baseball playoff season. This…
If you have ever been in a building in a city with an underground subway like Boston or New York, you have probably heard a low-frequency…
The vibrations in a research facility can place severe limits on the measurements and investigations that can be done there. “Zero vibration” is not possible, but…
We are generally concerned with two issues with regard to MRI installations on above-grade floors; 1) floor vibration affecting the MRI, and 2) MRI-generated noise and…
The three most common sources of vibration in buildings are; the environment, mechanical equipment and human activity. Environmental Vibrations Environmental vibrations come in from outside the…
Magnetic resonance imaging (MRI) rooms are some of the loudest spaces in healthcare facilities. Sound levels near the room boundary can reach 100 to 105 dBA,…
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