The Low-Down On Infrasonic Sound

Infrasonic sound can cause structures to vibrate, resulting in uneasiness for people who work inside them.

Read Time: 1 minute

September 30, 2000, 10:00 AM PDT

By Chris Steins @urbaninsight


There are several ways low frequencies may be created. In our case these include: the unsteady introduction of high speed airflow, turbulent flow caused by apertures in the walls, the shedding of vortices, resonance in the structure, or the vibration of associated valves.

Thanks to Roberta Wieland

Tuesday, August 1, 2000 in Sound Advice

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