FIELD: communication devices. SUBSTANCE: device has terminal radio set 1, remote control signal generator 2, control signal receiver 3, intermediate radio set 4, test signal generator 5, amplitude detector 6, shift register 7, commutator 8, code detector 9, univibrator 10, NOR gate 11, OR gate 12, switch 13, retransmitter 14, selector 16, two-way amplifier 17, memory gate 18, two relay 20, 21 having windings and contacts 26, 27, two AND gates 22 and 23, inverter 24, current leakage indication unit 25. EFFECT: increased functional capabilities by locating piece with leakage. 2 dwg
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Authors
Dates
1994-02-15—Published
1991-08-07—Filed