IEC 61094-4 Ed. 1.0 b:1995—Working Standard Microphones
Micro (from the Greek word mikros) means “small,” and phone (from the Greek word phone) means “sound” or “voice.” This translates microphone to “small sound,” […]
sound
What is High Noise in the Workplace and Why is it a Hazard?
Excessive noise at work can be a real issue for many. Airports, factories, construction sites, and nurseries are just a few common examples of work […]
Reducing the Effects of Noise Pollution from Construction
Although construction sites are notoriously noisy, the issue of noise pollution from construction is often overlooked. This insidious threat can have damaging effects not only […]
ANSI/ASA S1.13-2020 Measuring Sound Pressure Levels in Air
Have you heard: the American National Standard ANSI/ASA S1.13-2020: Measurement Of Sound Pressure Levels In Air has been revised. What is Loudness? In the beginning, […]
ANSI/ASA S12.6-2016 Hearing Protectors Real-Ear Attenuation
The human ear, despite being an incredibly complex system, comprising sensory organs, bones, and other anatomical structures, can have its usefulness easily detracted from, or […]
ANSI/ASSP A10.46-2020: Construction Hearing Loss Prevention
Transmitting sounds through our internal hammer, anvil, and stirrup—paired with a variety of auditory structures—is one of the five main ways in which we sense […]
ASME PTC 36-2018: Measurement of Industrial Noise
ASME PTC 36-2018: Measurement of Industrial Noise has been released. As it is a revision of ASME PTC 36-2004 (R2013), there are some modifications to […]
First InfoComm Standard Revision: Audio Coverage Uniformity in Listener Areas
***Update: InfoComm International has changed its name to the Audiovisual and Integrated Experience Association. Therefore, this standard is now AVIXA A102.01:2017. InfoComm International, an ANSI-accredited […]
Acoustical Society of America (ASA) Standards
Standards developed by the Acoustical Society of America, or ASA (not to be confused with the previous name of ANSI, the American Standards Association), are […]
Drywall Acoustics Testing
Countless disturbances and vibrations in the air allow sound waves to permeate throughout the open world. However, the acoustic properties of walls can be controlled […]