Gmdss_e3 : Element 3 - 423/605
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| What type of antenna is used in an aircraft's Instrument Landing System (ILS) glideslope installation? |
| A) A vertically polarized antenna that radiates an omnidirectional antenna pattern. |
| B) A balanced loop reception antenna. |
| C) A folded dipole reception antenna. |
| D) An electronically steerable phased-array antenna that radiates a directional antenna pattern. |
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