IEC 61012:1990
$7.15
Filters for the measurement of audible sound in the presence of ultrasound
| Published By | Publication Date | Number of Pages |
| IEC | 1990-01-31 | 18 |
This standard specifies the electrical characteristics of a U-weighting filter mainly for use with sound level meters meeting the requirements of IEC 651 for the measurement of audible sound in the presence of ultrasound.
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