AN/SPS-39

< AN
AN/SPS-39
AN/SPS-39 aboard a USS Atlanta
Country of originUnited States
ManufacturerHughes Aircraft Company
Introduced1960
No. built89
Type3D
FrequencyS Band
PRF1850 Hz
Beamwidth1.1° × 2.25°
Pulsewidth4 µs
Range296 km (160 nmi)
AzimuthUnlimited
Power1 MW

AN/SPS-39 is a three-dimensional radar was manufactured by Hughes Aircraft Company. It was used by the US Navy as a parabolic-cylinder reflector antenna after World War II, and was equipped aboard naval ships during the Cold War. It was mass-produced based on AN/SPS-26, and was also the first 3D radar deployed by the US Navy in the fleet. It later evolved into an improved AN/SPS-52.

In accordance with the Joint Electronics Type Designation System (JETDS), the "AN/SPS-39" designation represents the 39th design of an Army-Navy electronic device for surface ship search radar system. The JETDS system also now is used to name all Department of Defense electronic systems.