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Александр Бушков

Универсальный модуль уличного дублирования вызова домофона

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Модуль подойдет для домофонов, у которых на линии Audio во время вызова появляется напряжение как равное 0В, так и отличное от 0 В, например, 0,93В как у Tantos.


Схема в прикрепленном файле.

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