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IEC 60268-4:2004 ed3.0
Sound system equipment - Part 4: Microphones
45 стр.
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Электронный (pdf)Печатная копия
442.26 CHF (включая НДС 20%)
Разработчик:
Зарубежные/IEC
ICS:
33.160.50 Auxiliaries. Including headphones, loudspeakers, microphones, etc. / Вспомогательные устройства. Включая наушники, громкоговорители, микрофоны и т.д.
Описание
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