I.S. EN 61012:1999
Current
FILTERS FOR THE MEASUREMENT OF AUDIBLE SOUND IN THE PRESENCE OF ULTRASOUND
Hardcopy , PDF
English
01-01-1999
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Committees responsible
National foreword
Specification
Introduction
1. Scope
2. Filter characteristics
3. Sensitivity to various environments
4. Rating information and instruction manual
Tables
1. U-weighting characteristics. Relative frequency
response and tolerances
2. Pole locations for U-weighting
Annex
ZA (normative) Normative references to international
publications with their corresponding European
publications
Gives 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.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| NF EN 61012 : 1998 | Identical |
| BS EN 61012:1998 | Identical |
| IEC 61012:1990 | Identical |
| NBN EN 61012 : 1998 | Identical |
| DIN EN 61012:1998-09 | Identical |
| EN 61012:1998 | Identical |
| UNE-EN 61012:2001 | Identical |
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