FIELD: determination of carrier frequency and modulation form of signal received in specified frequency range. SUBSTANCE: device realizing proposed method includes receiving antenna, input circuit, search unit, high-frequency amplifier, heterodyne, mixer, intermediate frequency amplifier, detector, video amplifier, unit forming frequency scan, cathode-ray tube, two keys, five amplitude detectors, three high-pass filters, three low-pass filters, two squarers, two voltage dividers, frequency detector, spectrum analyzer, three comparators and phase detector. EFFECT: widened functional capabilities thanks to determination of modulation of form of received signal. 1 dwg
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