NF S30-007-7*NF EN ISO 389-7:2019
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7 : reference threshold of hearing under free-field and diffuse-field listening conditions

Standard No.

NF S30-007-7*NF EN ISO 389-7:2019

Release Date

2019

Published By

Association Francaise de Normalisation

Latest

NF S30-007-7*NF EN ISO 389-7:2019

NF S30-007-7*NF EN ISO 389-7:2019 history

• 2019 NF S30-007-7*NF EN ISO 389-7:2019 Acoustics - Reference zero for the calibration of audiometric equipment - Part 7 : reference threshold of hearing under free-field and diffuse-field listening conditions