EN ISO 389-7

Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free- field and diffuse-field listening conditions (ISO 389-7:2005)

2005-11-00

Có hiệu lực

DIN EN ISO 389-7 (2006-04), IDT * BS EN ISO 389-7 (2006-01-23), IDT * NF S30-007-7 (2006-02-01), IDT * ISO 389-7 (2005-11), IDT * SN EN ISO 389-7 (2006-03), IDT * OENORM EN ISO 389-7 (2006-04-01), IDT * OENORM EN ISO 389-7/A1 (2015-06-15), IDT * PN-EN ISO 389-7 (2006-07-15), IDT * PN-EN ISO 389-7 (2009-04-21), IDT * SS-EN ISO 389-7 (2005-11-11), IDT * UNE-EN ISO 389-7 (2006-02-15), IDT * TS EN ISO 389-7 (2008-05-22), IDT * UNI EN ISO 389-7:2006 (2006-01-31), IDT * STN EN ISO 389-7 (2006-04-01), IDT * CSN EN ISO 389-7 (2006-05-01), IDT * DS/EN ISO 389-7 (2005-12-19), IDT * NEN-EN-ISO 389-7:2006 en (2006-01-01), IDT * SFS-EN ISO 389-7:en (2006-06-13), IDT

ISO 8253-1 (1989-11)

EN ISO 389-7 (1998-01) * prEN ISO 389-7 (2005-07)

EN ISO 389-7 (2005-11) * EN ISO 389-7 (1998-01) * prEN ISO 389-7 (2005-07) * prEN ISO 389-7 (2004-06) * prEN ISO 389-7 (1997-04)

Acoustics * Audiometry * Auditory threshold * Calibration * Conditions * Definitions * Diffuse fields * Electrical engineering * Free fields * Investigations * Measurement of threshold of audibility * Reference conditions * Reference levels * Reference measuring methods * Requirements * Sound fields * Sound pressure level

13.140. Tiếng ồn đối với con người

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