FIELD: radio engineering. SUBSTANCE: board repeater has n diversity branches 1. Any branch has receiving amplifier 3, frequency converters 4, 12, intermediate frequency amplifier 5, multiplexer 6, channel multiplexer 7, commutator 8, channel adders 9, channel commutator 10, adders 11, power amplifier 13, receiving and transmitting aerials 2, 14, heterodyne frequency former 15, control unit 16, frequency former 17 and signals commutation unit 18. EFFECT: improved reliability of operation. 2 dwg
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Authors
Dates
1994-05-30—Published
1992-11-03—Filed