NF C97-601*NF EN 61012:1998
Filters for the measurement of audible sound in the presence of ultrasound.

Standard No.

NF C97-601*NF EN 61012:1998

Release Date

1998

Published By

Association Francaise de Normalisation

Latest

NF C97-601*NF EN 61012:1998

NF C97-601*NF EN 61012:1998 history

• 1998 NF C97-601*NF EN 61012:1998 Filters for the measurement of audible sound in the presence of ultrasound.