Volume 2
The Best Hearing Protector
Alberto Behar explores the issue of hearing protection comfort related to usage.
Reducing the Risk of Hearing Disorders among Musicians
With kind permission from the National Institute for Occupational Safety and Health, we are pleased to reprint their terrific article, “Reducing the Risk of Hearing Disorders among Musicians.”
Let’s Talk Basics!
When measuring sound or noise we often get immersed in dBA, sound pressures, intensity, levels, etc. Do we need all of those? Most probably, no! It depends what you want to describe/measure, but still you have to know which term to use and when! Alberto Behar will sort it out for us.
The New CSA Z94.2 Standard: Hearing Protection Devices — Performance, Selection, Care, and Use is Now Published
After 12 years there is now a new version of CSA Standard Z94.2 “Hearing protection devices Performance, Selection, Care, and Use.” Alberto Behar and Tim Kelsall bring us the highlights.
OCTAVE BANDS, WHAT’S THAT? (A Dialogue)
Ever wonder what an octave band is? Alberto Behar has the answer.
Volume 1
Motorcycle Noise – Part II
Alberto Behar provides his unique insights once again in Motorcycle Noise Part II.
Motorcycle Noise
Alberto tells us all about the science behind motorcycle noise.
THE (IN)FAMOUS NRR – NEW DERATING
In this issue’s Noisy Notes, Alberto Behar writes about the (in)famous Noise Reduction Rating.
Good Old dBA
Alberto Behar explains why sound levels are expressed, most of the time, in dBA, sometimes in dBC, and never in dBB.
Health Hazard from Fibreglass Material Used In Audiometric Booths
Alberto Behar delves into concerns about health hazard from fibreglass material used in audiometric booths.