BS EN 61012:1991
Filters for the measurement of audible sound in the presence of ultrasound

Standard No.

BS EN 61012:1991

Release Date

1991

Published By

British Standards Institution (BSI)

Status

Be replaced 1991-02

Replace By

BS EN 61012:1998

Latest

BS EN 61012:1998

Scope

Specifies the electrical characteristics of a U-weighting filter , mainly for use with sound level meters.

BS EN 61012:1991 history

• 1991 BS EN 61012:1998 Filters for the measurement of audible sound in the presence of ultrasound
• 1991 BS EN 61012:1991 Filters for the measurement of audible sound in the presence of ultrasound