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IEC 61094-5 : 2.0

IEC 61094-5 : 2.0

ELECTROACOUSTICS - MEASUREMENT MICROPHONES - PART 5: METHODS FOR PRESSURE CALIBRATION OF WORKING STANDARD MICROPHONES BY COMPARISON

International Electrotechnical Committee

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Table of Contents

FOREWORD<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Reference environmental conditions<br>5 Principles of pressure calibration by<br>&nbsp;&nbsp;comparison<br>6 Factors influencing the pressure sensitivity<br>7 Calibration uncertainty components <br>Annex A (informative) - Examples of couplers<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;and jigs for simultaneous excitation<br>Annex B (informative) - Examples of couplers<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;for sequential excitation<br>Annex C (informative) - Determining the<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;open-circuit sensitivity of a measurement<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;microphone without using the insert-voltage<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;method<br>Annex D (informative) - Typical uncertainty analysis<br>Bibliography

Abstract

Pertains to working standard microphones with removable protection grids meeting the requirements of IEC 61094-4 and to laboratory standard microphones meeting the requirements of IEC 61094-1.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 29

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