FIELD: transport.
SUBSTANCE: this airship is intended for remote monitoring of liner-long man-made transport-communication structures. Hardware arranged at airship comprises receiving antenna (1), GPS-signal receiver (2), earth surface and atmosphere remote probing devices (3), controller (4), master oscillator (5), first mixer (8), phase manipulator (6), first local oscillator (7), intermediate frequency amplifier (9), first power amplifier (10), antenna selector (11), transceiver antenna (12), second power amplifier (13), second local oscillator (14), second mixer (15), second intermediate frequency amplifier (16), phase detector (17), registration unit (18), oscillation circuit (37), narrow-band filter (38), amplitude detector (39), threshold unit (40) and switch (41).
EFFECT: higher selectivity, noise immunity and reliability of diplex communication.
3 dwg
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