https://www.eurekalert.org/news-releases/935491
News Release 1-Dec-2021
Masks designed for singers prevent COVID-19 transmission, most voice distortion.
Reports and Proceedings
Acoustical Society of America
When singers generate beautiful notes, they can also release harmful particles like the coronavirus. Wearing a mask prevents virus transmission, but it also affects the sound.
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One of the masks tested, a singer's mask, was designed specifically with singers in mind. All six masks blocked the forward flow of breath, but the singer's mask did so with the least change in sound.
"A normal cloth mask can reduce the high frequencies by as much as 10 times, but a singer's mask will reduce them by a factor of less than two," said Moore.
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