Skip to content
Defdex

Sensor · Sea

AN/SPY-1

Multifunction phased-array radar used by Aegis-equipped warships.

by Lockheed Martin

FieldedSensorSeaMilestone1973
Octagonal AN/SPY-1 phased-array radar faces on the superstructure of cruiser USS Antietam (CG 54)

Photo: Photo by RoyKabanlit via Wikimedia Commons · CC BY-SA 4.0 · Resized and re-encoded as WebP from the original; derivative shared under the same license (CC BY-SA 4.0).

Timeline1

  1. MilestoneConfirmed

    Engineering development radar installed on USS Norton Sound

    Test-ship installation, not operational fielding or a claimed first hardware test.

    SourcesU.S. Navy

Solid entries are confirmed, outlined reported, dashed estimated or still to come; dotted italic entries are speculative. Dates show only the precision the sources give.

Used in1

Sources2

  1. 1.
    CompanyLockheed Martin Demonstrates New Radar Capabilities, Marks Radar Day

    Lockheed Martin · Supports: System

    “especially its SPY-1 phased array radar.”
  2. 2.
    Government recordAEGIS Weapon System

    U.S. Navy · Supports: System, System milestone

    “SPY-1 was installed in the test ship USS NORTON SOUND (AVM 1) in 1973.”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.