Fristrup and his colleagues set up about 600 sound meter gauges in national parks. Then they used computer models to extend those readings to the entire country. "We find that noise is not ...

Last summer, county staffers presented the commission with their challenge. The only noise meter in the county was broken and, without the meter, accurate and defensible sound levels could not be ...

That system requires a noise meter to test the sound level. The DeKalb County Police Department owns just two of those devices, according to Gregory Padrick, an assistant police chief who made a ...

Aldermen unanimously passed an amended noise ordinance that includes decibel threshold readings and approves the purchase of a decibel meter that will make it easier to enforce noise regulations.

Many times you have to send the noise meter back or the calibrator that goes with the noise meter back to the manufacturer to have it check to make sure it is working properly," said Major Karl ...