FIELD: radio engineering. SUBSTANCE: device designed for on-line measurements of great number of key parameters in short-wave communication lines and channels affording maximal noise immunity of communication system operating at optimal frequency is provided with newly introduced antenna polyplexer, control train and signal generator, adjustable amplifier, digital controller, universal time module, digital signal processor module, and digital program processing unit. EFFECT: enlarged functional capabilities; enhanced reliability of noise immunity and optimal operating frequency estimates. 1 cl, 5 dwg
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