Locally, examples of these techniques appear in ... Richards & Chaudiere note that noise barriers seldom achieve 10 dB of noise reduction, and typically achieve about one-half that much.

Uncover the impact of urban noise on health and how architectural planning can create quieter, healthier cities.

Most noise-blocking headphones fall into two categories: they use some kind of material to absorb or scatter noise, or they use active cancellation that creates a signal to oppose the noise signal.

As results, inline fan noise reduction from 85dB down to 60dB is ... But there are other sources of it too. One example is the joint between the inline fan and the adjacent filter or duct silencer.

The good news is that several effective noise reduction techniques can transform your home into a tranquil retreat. Sound pollution isn’t just annoying — it can have lasting effects on your ...

See noise and dynamic noise reduction. (2) The elimination of unwanted noise in the environment using noise cancelling headphones. A microphone in the headphones picks up external sound and ...

Beyond these specific examples, many recent models from brands ... for "silent" or "quiet" tires with noise-reduction technology to drastically cut down on road hum. No matter what you do, your ...

Littelfuse expands its KSC tactile switch with soft-sound tactile feedback for applications that require noise reduction.

Found on films shot with older cameras as well as films and videotapes that have been archived for a long time, dynamic noise reduction (DNR) circuits can eliminate much of the Gaussian noise when ...