FIELD: radio engineering. SUBSTANCE: device has mixer 1, frequency-modulated local oscillator 2, modulating voltage generator 3, narrow-band band-pass filters 4-8, amplitude-phase detectors 5, 9, 10 and 11, unit 12 for forming synchronization and control signals, input switch 13, computer 14 and output switch 15. EFFECT: improved truth of measuring carrier; improved precision of measurement of modulation index. 2 dwg
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Authors
Dates
1994-09-15—Published
1991-05-20—Filed