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Publication details

Publication CODE Title
IEC 60655:1979 (1979-01) VALUES FOR THE DIFFERENCE BETWEEN FREE-FIELD AND PRESSURE SENSITIVITY LEVELS FOR ONE-INCH STANDARD CONDENSER MICROPHONES
 
Price Excl. VAT Total number of pages, tables and drawings
21.00 € 15.
Description
Gives the values that are to be added to the pressure sensitivity level of a microphone in order to obtain the free-field sensitivity level when a very high accuracy is not called for or when conditions for carrying out an accurate free-field calibration are not available. The values given have been derived from measurements of the pressure and free-field sensitivity levels of a number of microphones carried out in accordance with IEC 60327 and IEC 60486 to which reference should be made concerning terminology, microphone preamplifier configurations, etc.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version

Status
Status IEC PUBLICATION
Situation Withdrawn
Origin
Committee TC 29
ELECTROACOUSTICS
Responsible Ir DELENS Marc
Approval
BEC Approval 1979-01-01
ICS-Code (International Standards Classification) 35.040
NBN Status New
IEC publication date 1979-01-01
IEC last modification date 2006-10-10