← Radars
🇺🇸 USpassivedeprecated
Lockheed Martin Silent Sentry
Also known as: Silent Sentry
Manufacturer: Lockheed Martin
Pioneering passive bistatic radar from Lockheed Martin that uses commercial FM radio and television transmitters as illuminators of opportunity to track airborne targets.
SPECIFICATIONS
Type
passive
In service since
1999
Range
200 km
Mobility
fixed
CAPABILITIES
Detection classes: Group-3, Group-4, Group-5
KNOWN OPERATORS
NOTABLE DEPLOYMENTS
Demonstrated by Lockheed Martin for the FAA, US Air Force and homeland-security customers from the late 1990s; the foundational Western passive bistatic radar programme.
SOURCES
Data confidence: 70 / 100. Catalog is in active development.