Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

IEC 60486:1974 ed1.0

Заменен
Precision method for free-field calibration of one-inch standard condenser microphones by the reciprocity technique — 17 стр.
Describes a method for the free-field reciprocity calibration of one-inch condenser microphone capsules used as laboratory standards.
ICS
33.160.50 Auxiliaries. Including headphones, loudspeakers, microphones, etc. / Вспомогательные устройства. Включая наушники, громкоговорители, микрофоны и т.д.