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Close-up of an analog decibel meter showing sound levels, with a needle indicating the current dB value that adheres to ASA/ANSI S12.12-1992 (2024) sound power level requirements.
Acoustics and Sound | ANSI

ASA/ANSI S12.12-1992 (2024): Sound Power Levels

ByAlexandra Schirn December 26, 2024May 20, 2025

Using sound intensity measurements to determine the sound power of noise sources provides a more complete picture of a sound source. Not only indicating the…

Electric fan adhering to sound guidelines in ANSI/AMCA 320-23.
Acoustics and Sound | ANSI

ANSI/AMCA 320-23: Sound Testing Of Fans

ByAlexandra Schirn March 11, 2024June 4, 2025

A slower fan speed does not produce a lower sound level. So, what determines a silent fan? The lowest fan sound level during operation is…

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