RADIO ENGINEERING MONITORING STATION Russian patent published in 2012 - IPC H04L29/02 H04K3/00 

FIELD: radio engineering.

SUBSTANCE: device comprises an antenna device 1, a receiver 2, a finding device 3, an analyser 4 of received signal parameters, a device 5 to memorise and process received information and a telemetric device 6, the receiver 2 comprises a tuning unit 10, heterodynes 11, 23, mixers 12, 24 and 46, amplifiers 17 and 47 of the first intermediate frequency, a detector 20, a delay line 21, keys 22 and 53, an amplifier 25 of the second intermediate frequency, narrow band filters 36 and 51, phase inverters 38, 41, 44, and 49, phase changers 45 and 48 at 90°, multipliers 50, 59 and 60, amplitude detectors 52 and 54, a device 55 to generate a frequency reamer, oscillographic indicators 56 and 63, a delay line 57, filters 61 and 62 of lower frequencies, the finding device 3 comprises mixers 13 and 14, a motor 15, a reference generator 16, amplifiers 18 and 19 of the first intermediate frequency, multipliers 26, 27, 30, narrowband filters 28, 29, 32, a delay line 31, a phase detector 33, phase meters 34 and 35.

EFFECT: expansion of functional capabilities by means of efficient visual assessment of a bearing frequency and a type of modulation of a received complicated signal.

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