IEC 60268-4:2004
Collections
International IEC standards
Publication date
February 2004
Number of pages
45 p.
Reference
IEC 60268-4:2004
Print number
3
IEC 60268-4:2004
February 2004
International standard
Cancelled
Sound system equipment - Part 4: Microphones
specifies methods of measurement for the electrical impedance, sensitivity, directional response pattern, dynamic range and external influences of sound system microphones, and also gives recommendations as to characteristics to be specified. It applies to sound system microphones for all applications for speech and music
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Sumary
Sound system equipment - Part 4: Microphones
specifies methods of measurement for the electrical impedance, sensitivity, directional response pattern, dynamic range and external influences of sound system microphones, and also gives recommendations as to characteristics to be specified. It applies to sound system microphones for all applications for speech and music
specifies methods of measurement for the electrical impedance, sensitivity, directional response pattern, dynamic range and external influences of sound system microphones, and also gives recommendations as to characteristics to be specified. It applies to sound system microphones for all applications for speech and music
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Voir moins
Replaced standards
(1)
IEC 60268-4:1997
August 1997
International standard
Cancelled
Sound System Equipment - Part 4: Microphones
Applies to sound system microphones in both professional and domestic applications. Specifies the essential characteristics and the relevant measuring methods.
Standard replaced by
(1)
IEC 60268-4:2010
June 2010
International standard
Cancelled
Sound system equipment - Part 4: Microphones
IEC 60268-4:2010 specifies methods of measurement for the electrical impedance, sensitivity, directional response pattern, dynamic range and external influences of sound system microphones, and also details the characteristics to be specified by the manufacturer. This fourth edition cancels and replaces the third edition published in 2004, and constitutes a technical revision. The main changes with respect to the previous edition are the following: - correction of noise measurement, - added annex for digital microphones, - added requirement for tolerances in data to be specified. This bilingual version (2010-09) replaces the English version.
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