[ exact phrase in "" ]

[ including uploaded files ]

ISSUES/LOCATIONS

View titles only
List all documents, ordered…

By Title

By Author

View PDF, DOC, PPT, and XLS files on line
Get weekly updates

WHAT TO DO
when your community is targeted

RSS

RSS feeds and more

Keep Wind Watch online and independent!

Donate via Paypal

Donate via Stripe

RSS

Add NWW documents to your site (click here)

Resource Documents by Manwell, James

Rogers, Anthony; Manwell, James; and Wright, Sally
Wind Turbine Acoustic Noise 
The human response to sounds measured in decibels has the following characteristics: Except under laboratory conditions, a change in sound level of 1 dB cannot be perceived. Doubling the energy of a sound source corresponds to a 3 dB increase. Outside of the laboratory, a 3 dB change in sound level is considered a barely discernible difference. A change in sound level of 5 dB will typically result in a noticeable community response. A 6 dB increase is equivalent to . . . Complete article »

Also try:
Search all of documents for "Manwell, James".
Search entire site for "Manwell, James".

Get the Facts
CONTACT DONATE PRIVACY ABOUT SEARCH
© National Wind Watch, Inc.
Use of copyrighted material adheres to Fair Use.
"Wind Watch" is a registered trademark.

 Follow:

Wind Watch on X Wind Watch on Facebook

Wind Watch on Linked In Wind Watch on Mastodon