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Thread: TCAS over RIKET
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Old 7th June 2006 | 07:15
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Dan Winterland
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From: Blighty
If it doesn't have a height it may be a military radar installation. Some systems such a Patriot and the shipborne AEGIS system have an IFF interrogator which looks at your squawk. If it interrogates you, TCAS shows it as a contact, in this case with no height readout.
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