FIELD: medicine, radioastronomy. SUBSTANCE: radiometer comprises, connected in series, antenna, SHF OFF switch, circulator, radiometric receiver, controllable noise generator, ON switch, heater, three temperature sensors, four memories, multipliers, and adder. First temperature sensor and heater are in thermal contact with circulator, second temperature sensor is in thermal contact with antenna, while third temperature sensor is in thermal contact with medium being measured. Radiometer can be used for measuring power of noise-level radiations. EFFECT: effective measurements of noise-level radiations. 1 dwg
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Authors
Dates
1997-02-20—Published
1992-08-03—Filed