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Noise Control Engineering > Noise Reduction
The following information is about Noise Reduction.
Noise Reduction Defined
Between two rooms in a specified frequency band, difference between the space-time average sound pressure levels in the two enclosed spaces when one or more sound sources operates in one of the rooms. Unit, decibel (dB).
This definition is in context to Noise Control Engineering. See more contextual defintions for Noise Reduction.
OTTO Announces a Unique New Headset - The Traveler(TM)
Published October 6, 2008, 11:56 am, PR Newswire via Yahoo! Finance
The next time you're headed out of town, you may want to check out a new traveling companion, The Traveler from OTTO, a recognized leader in powerful commercial-grade audio products.
Wright County earns safety award at MN health conference
Published October 6, 2008, 10:34 am, Monticello Times
Several years ago thanks to increasing insurance costs due to lost time resulting from workplace accidents, Wright County made a concerted effort to design training programs to highlight workplace dangers and safety procedures.
Telco installs wind, solar power for Cebu cell sites
Published October 6, 2008, 10:27 am, Sun Star
SMART Communications Inc. (Smart) has responded to the global call to use renewable energy sources and reduce greenhouse emissions that harm the environment.
House Ear Institute Launches Online Hearing Conservation Workshop
Published October 6, 2008, 9:31 am, Harmony Central
House Ear Institute has created an innovative interactive online hearing conservation workshop. Designed for the general audio consumer and the audio professional, the workshop takes 30 minutes to complete and is available anytime at the institute's website.
'Viscous shear' wears down sound waves
Published October 6, 2008, 9:03 am, PhysicsWeb
Honeycomb material offers new way of silencing aircraft
CVI Melles Griot Launches New Compact Diode Laser System
Published October 6, 2008, 8:57 am, Centre Daily Times
CVI Melles Griot announces the release of its new 26-CRH series compact laser head and universal controller system. In addition to a 50% reduction in footprint over previous versions, this new laser features: three beam size options to simplify optical system design; a true "off" in modulation; and the new Universal Controller and power supply.
CVI Melles Griot Launches New Compact Diode Laser System
Published October 6, 2008, 8:42 am, Business Wire via Yahoo! Finance
CARLSBAD, Calif.----CVI Melles Griot announces the release of its new 26-CRH series compact laser head and universal controller system. In addition to a 50% reduction in footprint over previous versions, this new laser features: three beam size options to simplify optical system design; a true "off" in modulation; and the new Universal Controller and power supply.
King Air Rolls Out Improved Business Jet In Orlando
Published October 6, 2008, 8:23 am, The Tampa Tribune
A new high-tech variant of the King Air family of twin-engine turboprop business aircraft was unveiled this morning and Sunday at the 2008 National Business Aviation Association annual meeting and convention in Orlando.
Prep Football Notebook: Terriers took chances
Published October 6, 2008, 8:03 am, Mt. Vernon Register-News
CARBONDALE — Carbondale played the first two minutes of Friday’s game against Mt. Vernon like they were the last two minutes. Fortunately for the Rams, they weren’t.
GPS Antenna targets mobile handset manufacturers.
Published October 6, 2008, 6:03 am, ThomasNet
Based on PowerHelix filtering technology, Sarantel LBS Pro will not lose energy and de-tune when held close to body, making it suitable for hands-free pedestrian navigation. Device includes integrated balun, which isolates it from device ground plane and rejects common mode noise from conducted power on device chassis. To optimize performance between tall buildings, antenna has beamwidth in ...
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Off-site Noise Reduction Links, User Submitted
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Fri Oct 3
- Koss QZ5 Noise Reduction Headphone: The Koss QZ5 Noise Reduction Headphone features: Neodymium Driver with 40Hz to 20kHz Frequency Response.
Thu Oct 2
Tue Sep 30
- Rufus Deuchler | Travelogue: Noisy, noisy night...
- Adobe Photoshop Tutorial | Noise Reduction Tips | Adobe Lightroom ...
Mon Sep 29
Fri Sep 26
- Noise Reduction Headphones: Noise reduction headphones are excellent for those loud and populated areas. Instead of cranking the volume up, which will permanently damage your eardrums; these headphones are able to reduce the outside noise pollution for you to enjoy your music while still keeping the volume to a minimum.
- Mitsubishi WD 57732 57 732 Series rear projection TV DLP widescreen 1080p FullHD HDTV: Mitsubishi WD 57732 57 732 Series rear projection TV DLP widescreen 1080p FullHD HDTV The Mitsubishi& ;#8217;s WD-57732 1080p DLP HDTV features Mitsubishi& ;#8217;s 6-color light engine and unique Tu...
- Even Heavy-Metal Fans Complain That Today's Music Is Too Loud!!! - WSJ.com
Thu Sep 25
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