FIELD: radio engineering, communication.
SUBSTANCE: radar level gauge comprises a highly stable generator 1, frequency dividers 2 and 3, a controller 4, a sawtooth-voltage generator 5, a modulator 6, a transceiving module 7, a directional coupler 8, an antenna 9, narrow-band filters 10, 11 and 12, shaping amplifiers 13 and 14, mixers 15 and 16 and a differential frequency filter 17.
EFFECT: high measurement accuracy.
2 dwg
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RU2124703C1 |
Authors
Dates
2014-06-10—Published
2012-11-27—Filed