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_____ acts as a coarse tuning device for the antenna?(a) Loop(b) Helix(c) Amplifiers(d) FiltersThe question was asked in quiz.Enquiry is from Hyperbolic Radio Systems topic in portion Terrestrial Radio Navigation System of Avionics

Answer» RIGHT choice is (b) Helix

To explain I WOULD say: The RF signal that is to be transmitted is transferred to the ‘Helix,’ a large HELICAL coil that ACTS as a coarse tuning DEVICE for the antenna. The helix is equipped with separate taps for each signal frequency transmitted.


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