| 11. | Their polarisation is then rotated in a twisted stage and finally they irradiate the parabolic antenna.
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| 12. | He's got a whirlpool and parabolic antenna ."
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| 13. | The satellites carried a parabolic antenna, around 1 meter in diameter, that is associated with this equipment.
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| 14. | Satellite Television receivers usually use parabolic antennas.
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| 15. | For microwaves one frequently uses parabolic antennas.
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| 16. | It can be as well a dipole antenna, a loop antenna, a parabolic antenna, or an antenna array.
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| 17. | A larger parabolic antenna was commissioned in late 1969 to upgrade the support for the later Apollo missions.
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| 18. | The parabolic antenna was invented by German physicist Heinrich Hertz during his discovery of radio waves in 1887.
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| 19. | The original red and white ring of parabolic antennas was slightly higher than the observation deck of the Lemberg.
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| 20. | In parabolic antennas, virtually all the power radiated is concentrated in a narrow main lobe along the antenna's axis.
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