FIELD: radio engineering; building radio communication and radio navigation systems. SUBSTANCE: device that has linear part matched filter incorporating pre-filter, delay line, n attenuators, n phase shifters, and adder, as well as detector and threshold comparison unit is provided with newly introduced second adder, second detector, second threshold comparison unit, first through n/2 inverters, channel change- over control unit, AND gate, NOT gate, and clock generator. EFFECT: enhanced immunity to structural noise. 1 cl, 3 dwg
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