1L121E Mobile 3-D Radar © OJSC Almaz-Antey Concern
Technical specifications
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With a 90-degree elevation scan sector and on-time-move surveillance capability.
This mobile sensor features a high rate of radar data output to antiaircraft defences and systems for protection against precision weapons © OJSC Almaz-Antey Concern
DUTY
- detection and tracking of airborne targets including low-level small UAVs;
- radar data output to air defence facilities and means of protection against precision weapons
CAPABILITIES
- target acquisition and measurement of target coordinates (azimuth, elevation, slant range) and velocity;
- classification of detected targets by degree of threat to the defended asset;
- secondary processing of target data;
- identification friend-or-foe;
- location of jammers;
- data output to external users
FEATURES
- two surveillance modes:
90° elevation scanning;
60° elevation scanning;
- solid-state, active phased-array antenna;
- rotating antenna-and-equipment assembly;
- built-in IFF subsystem;
- high mobility;
- operational capability on the move
TECHNICAL SPECIFICATIONS
DESIGNER | OJSC ALMAZ-ANTEY CONCERN |
COUNTRY | Russia |
TYPE | Mobile 3-D Radar |
CREW | 3 |
Frequency band | UHF |
Coverage: range | |
90° scan mode | 2-10 km |
60° scan mode | 5-90 km |
azimuth | 360 deg |
range rate | 50-800 m/s |
Target position measurement accuracy | |
range | 100 m |
azimuth | 1 deg |
elevation | 1 deg |
Resolving capacity for two targets of the same RCS | |
range | 300 m |
azimuth | 20 deg |
elevation | 20 deg |
Ground clutter suppression | at least 45 dB |
Maximum target processing capacity | 64 tracks |
Data rate | 2/4 s |
Airborne target classes identified | 4 |
Radar readiness time, on the move | 2 min |
Stream crossing speed | 5 km/h |