Sound Research WIKINDX |
Resource type: Book Chapter Peer reviewed DOI: 10.1002/9780470172568.ch19 ID no. (ISBN etc.): 9780470172568 BibTeX citation key: Smith2005 Email resource to friend View all bibliographic details |
Categories: General Keywords: Hearing, Ultrasound Creators: Beranek, Von Gierke, Nixon, Smith, Vér Publisher: Wiley Online Library Collection: Noise and Vibration Control Engineering: Principles and Applications |
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Quotes |
p.870
"ultrasonic energy at frequencies above about 17kHz and at levels in excess of about 70dB may produce adverse subjective effects experienced as fullness in the ear, fatigue, headache, and malaise."
Added by: Mark Grimshaw-Aagaard
Keywords: Hearing Ultrasound |
Paraphrases |
pp.871–872
Different recommendations and regulations around the globe for exposure to ultrasound: WHO 110dB, USA and Seden, 115dB, and Norway 120dB for frequencies higher than 22kHz (3rd 8ve band).
Added by: Mark Grimshaw-Aagaard
Keywords: Hearing Ultrasound |