FIELD: ground navigation. SUBSTANCE: switch, comparison circuit and mechanical speed transducer are introduced device which has Doppler speed transducer including series-connected transmitter-receiver, retunable filter of Doppler frequencies, and frequency meter. Device is also provided with frequency-to-code converter. EFFECT: higher accuracy of speed measurement with object moving under hard road conditions. 2 dwg
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Authors
Dates
1997-10-10—Published
1983-01-03—Filed