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_____ acts as a coarse tuning device for the antenna?(a) Loop(b) Helix(c) Amplifiers(d) Filters |
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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