Hocks Noise Brakers®
3930 SW Kelly Avenue
Portland, OR 97239
ph: 503-274-9482
fax: 503-222-3539
alt: 1-800-654-6257
contactu
Test Data
Test Data
For Custom Noise Braker® test results click the link below:
Reproduction of
sound attenuation data evaluation
from Jack Vernon, Ph.D., University of Oregon Health Sciences Center,
sound attenuation data evaluation
from Jack Vernon, Ph.D., University of Oregon Health Sciences Center,
test results from a US type inspection, conducted in State College, Pennsylvania by Michael & Associates, Inc., performed in accordance with The American National Standards Institute,
and 
test performed by Sport Critt Loisirs
Custom Noise Braker® Test Data
For Standard Noise Braker® test results click the link below:
Test data made by two different companies on our Standard Noise Braker® plug, Inspec International Ltd for European style testing, and Michael & Associates, Inc,
and test performed by Sport Critt Loisirs
Standard Noise Braker® Test Data
U.S. Department of Labor Occupational Noise Exposure Regulations
The U.S. Department of Labor Form 1910.95 covers regulations for occupational noise exposure. It lists the limits required by law for exposure to harmful noise, and establishes when hearing protection is necessary.
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3930 SW Kelly Avenue
Portland, OR 97239
ph: 503-274-9482
fax: 503-222-3539
alt: 1-800-654-6257
contactu
