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BS 6789-2:1984
Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators, Specification for apparatus with loudspeaking facilities
24 стр.
Отменен
Печатное изданиеПечатная копия
275.18 £ (включая НДС 20%)
Разработчик:
Зарубежные/BSI
ICS:
33.050.10 Telephone equipment / Телефонная аппаратура
Ключевые слова:
Noise (spurious signals)|Electrical properties and phenomena|Frequency response|Acoustic testing|Signal level|Sound intensity|Audio equipment|Telephone networks|Dimensions|Speech transmission systems|Signal transmission|Telephones|Performance testing|Type testing|Telephony|Testing conditions|Test equipment|Telephone equipment|Sensitivity|Communication equipment|Loudspeakers|Instructions for use|Circuits|Electrical testing|Reception