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AN/SPQ-11

The AN/SPQ-11 Cobra Judy was a PESA radar found on the USNS Observation Island (T-AGM-23) missile range instrumentation ship.

AN/SPQ-11
Close-up of the front of Cobra Judy radar, 1983.
Country of originUnited States
Introduced1983
No. built1
TypePassive electronically scanned array radar
Frequency2900-3100 MHz (E\F band)
Aft view of the USNS Observation Island showing the location of the Cobra Judy array.

It was used for space tracking, ballistic missiles tracking and other instrumentation. Cobra Judy was the sea component of the COBRA program[clarification needed] for monitoring missile launches and outer space. Cobra Judy was replaced by the Cobra Judy Replacement (CJR) in April 2014.

Replacement edit

The Cobra Judy Platform, USNS Observation Island was taken out of service and stricken from the Naval Vessel Register March 31, 2014.[1] On 31 March 2014, the Cobra Judy Replacement program, aboard USNS Howard O. Lorenzen (T-AGM-25) reached initial operational capability (IOC). According to the Naval Sea Systems Command (NAVSEA), the U.S. Air Force also assumed operational and sustainment responsibilities for the ship.[2]

See also edit

References edit

  1. ^ "USNS OBSERVATION ISLAND (T-AGM 23)". Naval Vessel Register. Retrieved 2 March 2012.
  2. ^ "Cobra Judy Replacement Achieves Initial Operational Capability". Navy.mil. 1 May 2014. No. NNS140501-26. Retrieved 8 May 2014.

External links edit

  • Cobra Judy@FAS

cobra, judy, pesa, radar, found, usns, observation, island, missile, range, instrumentation, ship, close, front, cobra, judy, radar, 1983, country, originunited, statesintroduced1983no, built1typepassive, electronically, scanned, array, radarfrequency2900, 310. The AN SPQ 11 Cobra Judy was a PESA radar found on the USNS Observation Island T AGM 23 missile range instrumentation ship AN SPQ 11Close up of the front of Cobra Judy radar 1983 Country of originUnited StatesIntroduced1983No built1TypePassive electronically scanned array radarFrequency2900 3100 MHz E F band Aft view of the USNS Observation Island showing the location of the Cobra Judy array It was used for space tracking ballistic missiles tracking and other instrumentation Cobra Judy was the sea component of the COBRA program clarification needed for monitoring missile launches and outer space Cobra Judy was replaced by the Cobra Judy Replacement CJR in April 2014 Contents 1 Replacement 2 See also 3 References 4 External linksReplacement editThe Cobra Judy Platform USNS Observation Island was taken out of service and stricken from the Naval Vessel Register March 31 2014 1 On 31 March 2014 the Cobra Judy Replacement program aboard USNS Howard O Lorenzen T AGM 25 reached initial operational capability IOC According to the Naval Sea Systems Command NAVSEA the U S Air Force also assumed operational and sustainment responsibilities for the ship 2 See also editUSNS Observation Island T AGM 23 USNS Howard O Lorenzen T AGM 25 platform for Cobra King the Cobra Judy Replacement Cobra Dane Cobra Ball Cobra EyeReferences edit USNS OBSERVATION ISLAND T AGM 23 Naval Vessel Register Retrieved 2 March 2012 Cobra Judy Replacement Achieves Initial Operational Capability Navy mil 1 May 2014 No NNS140501 26 Retrieved 8 May 2014 External links editCobra Judy FAS nbsp This United States Navy article is a stub You can help Wikipedia by expanding it vte nbsp This electronics related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title AN SPQ 11 amp oldid 1172569872, wikipedia, wiki, book, books, library,

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