ANSI/ASA S12.2-2019: Criteria For Evaluating Room Noise
Background Noise Distractions and Harm All noises are in your head. After sound causes the eardrum to vibrate, a series of processes occur, and the…
Procedure For Determining Audiograms In Toothed Whales (Odontocetes)
Communication isn’t unique to human society, nor is it confined to the terrestrial world. Whales, as highly-intelligent mammals bound to the sea—and whales are mammals,…
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…
Measuring Noise Reduction in Hearing Protective Devices: Labeling Requirements and Guidelines
In the United States, you may come across hearing protection devices, such as earplugs, that are labeled as being compliant with ANSI S3.19-1974. Minimal background…
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…
IEEE/ANSI C63.2-2016 – Specifications of Electromagnetic Interference and Field Strength Measuring Instrumentation
IEEE/ANSI C63.2-2016 – American National Standard for Specifications of Electromagnetic Interference and Field Strength Measuring Instrumentation in the Frequency Range 9 kHz to 40 GHz…
Dependence on Technology: Future Vision and Hearing Loss
Our senses are paramount, uniting the world constructed inside of our minds to the actual shared universe that resides outside of our heads. However, as…
Speech Intelligibility Index
Intelligibility of speech is important for comprehending the amount of speech information that is both available and audible to a receiver during disruptive conditions that…