IEC 61012:1990
Filters for the measurement of audible sound in the presence of ultrasound

Standard No.

IEC 61012:1990

Release Date

1990

Published By

International Electrotechnical Commission (IEC)

Latest

IEC 61012:1990

Scope

Defines the electrical characteristics of a U-weighting filter mainly for use with sound level meters meeting the requirements of IEC 651. Where the measurement of the ultrasonic component frequencies is required, the practice is to measure the unweighte

IEC 61012:1990 history

• 1990 IEC 61012:1990 Filters for the measurement of audible sound in the presence of ultrasound