FIELD: communications. SUBSTANCE: device has matching unit 1, disable element 2, generator unit 3, receiver 4 of cycle synchronizing signal, transmitter 5, code converter 6, OR gate 7, mating unit 8, AND gate 9, control signal receiver 10, manual control unit 11. EFFECT: capability of changing number of channels to be tapped. 1 dwg
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Authors
Dates
1994-04-30—Published
1991-09-02—Filed