When specifying cooling equipment, engineers are faced with myriad decisions affecting performance and layout. One critical consideration is the noise emitted. As population density rises in major ...

It is possible to mitigate these interferences by controlling ambient noise within certain limits; however, this potentially makes the difference between a pass and a referral. At its most basic level ...

The dynamic range and frequency response required to make sound measurements on passing trains in a variety of environments. The methodologies used to analyze the measured data. The considerations ...