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BS EN 60118-4:2015
Electroacoustics. Hearing aids. Induction-loop systems for hearing aid purposes. System performance requirements
56 стр.
Заменен
Печатная копияПечатное издание
359.86 £ (включая НДС 20%)
Разработчик:
Зарубежные/BSI
ICS:
17.140.50 Electroacoustics. Including sound level meters / Электроакустика. Включая слуховые аппараты и шумомеры
Ключевые слова:
Audio-frequency induction-loop systems, Noise (spurious signals), Magnetic devices, Signal-to-noise ratio, Acoustoelectric devices, Magnetic field strength, Acoustics, Frequency response, Magnetic field measurement, Signal transmission, Hearing aids, Audiofrequencies