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Publication details

Publication CODE Title
IEC 61094-2:2009+AMD1:2022 CSV (2022-02) ELECTROACOUSTICS - MEASUREMENT MICROPHONES - PART 2: PRIMARY METHOD FOR PRESSURE CALIBRATION OF LABORATORY STANDARD MICROPHONES BY THE RECIPROCITY TECHNIQUE
 
Price Excl. VAT Total number of pages, tables and drawings
408.00 € 182.
Description
IEC 61094-2:2009+A1:2022 is applicable to laboratory standard microphones meeting the requirements of IEC 61094-1 and other types of condenser microphone having the same mechanical dimensions and specifies a primary method of determining the complex pressure sensitivity so as to establish a reproducible and accurate basis for the measurement of sound pressure. This second edition cancels and replaces the first edition published in 1992. This second edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- an update of Clause 6 to fulfil the requirements of ISO/IEC Guide 98-3;
- an improvement of the heat conduction theory in Annex A;
- a revision of Annex F: Physical properties of humid air.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version

Status
Status IEC PUBLICATION
Situation Currently active
Origin
Committee TC 29
ELECTROACOUSTICS
Responsible Ir DELENS Marc
Approval
BEC Approval 2022-02-04
ICS-Code (International Standards Classification) 17.140.50
NBN Status New
IEC publication date 2022-02-04
IEC stability date 2024-12-31
IEC file modification date 2022-02-04
IEC last modification date 2022-02-04