NEN EN IEC 61012 : 1998
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FILTERS FOR THE MEASUREMENT OF AUDIBLE SOUND IN THE PRESENCE OF ULTRASOUND
Published date
12-01-2013
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Specifies the electrical characteristics of a U-weighting filter mainly for use with sound level meters meeting the requirements of IEC 60651 for the measurement of audible sound in the presence of ultrasound.
| DevelopmentNote |
Supersedes NEN 11012. (10/2002)
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 61012:1998 | Identical |
| IEC 61012:1990 | Identical |
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