FIELD: radio communications, possible use in radio-technical systems, meant for receiving wideband signals under conditions of narrowband and impulse interferences.
SUBSTANCE: in accordance to invention, introduced to device are mixer, narrowband filter, amplifier, detector, comparison circuit, counters, commutators, controllable generator, comparator, delay element and key.
EFFECT: increased interference resistance relatively to spectrum-concentrated interferences.
6 dwg
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