The circuit has been designed to create a spectrum analyzer that will provide an analysis of a sound to determine at various frequencies, the volume of sounds that make up the overall sound spectrum.

The Federal Communications Commission recently opened a public notice of proposed rulemaking on high-frequency spectrum, above 24 GHz. High-frequency spectrum is arguably one of the last frontiers of ...

Dear Doctors: Our sound machine died, and my husband is shopping for a new one. It made sounds like rain and surf, which helped both of us sleep. The ads for some of the new machines talk about ...

Most people are familiar with white noise, that static sound of an air conditioner that lulls us to sleep by drowning out any background noise. Except technically, the whirl of a fan or hum of the AC ...