Associates in Acoustics, Inc.
Consulting firm in industrial noise measurement, engineering noise control and hearing conservation programs. Includes noise manual downloads and resource links.
http://www.esion.com/

David Trevor-Jones Associates
The Social Media blog is your single destination for updates on the AIM Buddy blog, the AIM Pages blog, the AOL Community Info blog, the Expressions Factory, the Marvelous Mob and the Social Media Mess blog.
http://members.aol.com/acolthurst/index.html

Micronetics
A Gaussian noise source ,noise diode or random noise generator is used to improve RF, Microwave & data communications by testing noise figure, BER & jitter and for dithering.
http://www.micronetics.com/Noise/Source.html

Cirrus Research plc
Sound Level Meters, Noise Dosemeters and Noise measurement instruments from Cirrus Research plc. Cirrus is the world leader in noise measurement instruments for health and safety, industrial and environmental monitoring.
http://www.cirrusresearch.co.uk/

Larson Davis Acoustic Measurement Products
Larson Davis Inc is a world leader in the design, manufacture, and distribution of acoustic and vibration measurement systems and industrial hygiene instrumentation. Larson-Davis product line includes condenser microphones and accessories, sound level meters, portable and realtime frequency analyzers, noise dosimeters, environmental noise monitoring systems. Larson-Davis Laboratories is a major supplier of integrated systems used for perimeter sound monitoring.
http://www.larsondavis.com

Industrial Noise Control Inc.
Industrial Noise Control manufactures high performing industrial noise reduction and soundproofing products and structures used to solve the most common to complex noise control applications
http://www.industrialnoisecontrol.com/

Marshall Day Acoustics
Acoustics and noise engineering consulting firm that provides acoustical, environmental noise, and noise control design services, including concert hall and auditorium design, environmental noise assessments, and building services and industrial noise control.
http://www.marshallday.com/

Gear Noise Short Courses
GearLab - Gear Dynamics and Gear Noise Research Laboratory
http://www.gearlab.org

Sound Measurement Labo
The sound measurement example for DSSF3/RAE. You can see the analysis of jet aircraft noise and the engine exhaust noise of the FERRARI V8, and the environmental noise measurement in the rest room and the air conditioner.
http://www.ymec.com/hp/noise2/index.htm

LDS Test and Measurement LLC
LDS Test and Measurement LLC develops, manufactures, and markets testing equipment including data acquisition systems (daq), transient recorders, digitial storage oscilloscopes (DSO), vibration testing, vibration table, vibration test equipment, vibration test systems, electrodynamic shaker, vibration controller, shock and vibration control, vibration analyzer, FFT analyzer, dynamic signal analyzer, life science instruments and ponemah software
http://www.lds-group.com/