Defense News
Telephonics' AN/ZPY-4 Completes 1st GMTI Mode Flight
2012-09-28 Read More...Telephonics Corporation, a wholly owned subsidiary of Griffon Corporation, announced the successful flight test of the AN/ZPY-4(V) Maritime Surveillance Radar (AN/ZPY-4(V)) upgraded with a Ground Moving Target Indicator (GMTI)
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