AN/SPG-55
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The USS Mahan (DDG-42) underway in 1983 to test and evaluate the Terrier New Threat Upgrade (NTU) Combat System. Two AN/SPG-55B directors are above the Mark 10 Terrier/Standard missile launcher and the sailors.
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| Country of origin | United States |
|---|---|
| Type | Missile fire-control |
| Precision | Fire control quality three dimensional data |
The AN/SPG-55 was a tracking / illumination radar for Terrier and RIM-67 Standard missiles (SM-1ER/SM-2ER). It was used for target tracking and Surface-to-air missile guidance on numerous ships including USS Kitty Hawk (CV-63), Belknap-class cruisers, Leahy-class cruisers and Farragut class destroyers. It was also used on the nuclear powered single units USS Long Beach (CGN-9), USS Bainbridge (CGN-25) and USS Truxtun (CGN-35). The SPG-55 was part of the Mk 76 missile fire control system.[1]
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[edit] Name
The designation "AN" stands for "Army-Navy" while "SPG" is not an acronym, but part of the MIL-STD-196E Type Designation System:[2]
- First letter (installation) - S = Water (surface ship)
- Second letter (type of equipment) - P = Radar
- Third letter (purpose) - G = Fire Control or Searchlight Directing
[edit] Variants
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- AN/SPG 55 - Original version supported Beam riding Terrier missiles.
- AN/SPG 55A - Supported Beam-riding and homing Terrier missiles
- AN/SPG 55B - Supported Beam-riding and homing Terrier missiles as well as newer Standard missiles.
[edit] See also
- List of radars
- RIM-2 Terrier Missile
[edit] External links
[edit] References
- ^ "MK 76 Missile Fire Control System".
- ^ Department of Defense (1998). Department of Defense Standard Practice Joint Electronics Type Designation System. MIL-STD-196E.
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