AA-1 1970
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Intercom "AA-1" was produced presumably since 1970. ,86e6f450b8cc469628ba70bf2947b049 The device is intended for the organization of two-way communication between the dispatch center and subscribers or between subscribers. ,86e6f450b8cc469628ba70bf2947b049 Since the device is connected to a common two-wire line, all subscribers hear the negotiations. ,86e6f450b8cc469628ba70bf2947b049 The organization of a "round table" is possible. ,86e6f450b8cc469628ba70bf2947b049 A special internal loudspeaker is built into the intercom. ,86e6f450b8cc469628ba70bf2947b049 The "DEMSH" type microphone is attached to the magnet on the right side of the PU. ,86e6f450b8cc469628ba70bf2947b049 The control panel is powered from a 220 V electrical network. Power consumption is 5 W. ,86e6f450b8cc469628ba70bf2947b049 ,null,ru,null,null,null,null
Information from collection of Valery Khartchenko