| 11. | "Search radars " scan a wide area with pulses of short radio waves.
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| 12. | In 1961 the site hosted an AN / FPS-20 search radar.
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| 13. | This is important, especially since the M163 has no search radar.
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| 14. | AN / APS-80 search radar was fitted in a smaller radome.
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| 15. | Sometimes search radars use the Doppler effect to separate moving vehicles from clutter.
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| 16. | In 1965 the search radar was upgraded to the AN / FPS-67B variant.
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| 17. | During 1957 an AN / GPS-3 search radar saw brief use.
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| 18. | It operated an AN / FPS-14 manned Gap Filler search radar.
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| 19. | The ship's machinery was overhauled extensively, and Type 286 surface search radar fitted.
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| 20. | In 1962 the search radar was upgraded to become an AN / FPS-67.
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