SN EN 61012 : 1998
Current
The latest, up-to-date edition.
FILTERS FOR THE MEASUREMENT OF AUDIBLE SOUND IN THE PRESENCE OF ULTRASOUND
12-01-2013
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
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