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BSI BS EN ISO 389-9:2009

Current Revision

Acoustics. Reference zero for the calibration of audiometric equipment. Preferred test conditions for the determination of reference hearing threshold levels

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CONDITIONS FOR THE DETERMINATION OF REFERENCE HEARING THRESH

SDO BSI: British Standards Institution
Document Number BS EN ISO 389
Publication Date Feb. 28, 2010
Language en - English
Page Count 16
Revision Level
Supercedes
Committee
Publish Date Document Id Type View
Feb. 28, 2010 BS EN ISO 389-9:2009 Revision