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C-130 Hercules Tactical Transport Radar: Capability for Evolving Missions

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C-130 Hercules Tactical Transport Radar: Capability for Evolving Missions
C-130 Hercules Tactical Transport
Radar: Capability for Evolving
Missions
Steve Batts
Northrop Grumman Electronic Systems
[email protected]
(410) 765-4573 Office
(410) 981-5582 FAX
Clnc # 12-1821 Approved for Public Release
APN-241 – Multi Mode Radar
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Ground Map Modes
Weather
Windshear
Skin paint
Beacon
Terrain Avoidance
TERRAIN FOLLOWING
RTP
780R408G06
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Clnc # 12-1821 Approved for Public Release
Precision Ground Mapping
MGM Effective range: 320nm
DBS Effective range: 40nm
• Three cursor modes: Ground,
• Display expands (2:1 and 4:1)
Computer & Manual
• Sector scans (±15°, ±30°, ±60°, ±135°)
• Automatic Tilt & Gain
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Supports Low Level Navigation and Airdrop
Clnc # 12-1821 Approved for Public Release
AN/APN-241 SAR mode
Salisbury, MD Airport
14/32 5,500
05/23 5,000
50 foot
25 foot
Software Modification Only
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Clnc # 12-1821 Approved for Public Release
Weather
• Weather thru weather
- ARINC 708 colors
• Range scales from 1.5 to
320 nmi
• Turbulence to 50 nmi
- Flashing overlay on
weather
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Clnc # 12-1821 Approved for Public Release
Windshear
• Designed for takeoff
and landing
• FAA certified mode
• Three levels of alert
• Advisory
• Alert
• Warning
• Visual and audio cues
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Clnc # 12-1821 Approved for Public Release
Air-to-Air (Skin Paint)
• Pulse Doppler Look Down
– Like F-16 A/A Search Mode
– C-130 size target at 20 nmi
– Clutter/Gnd Moving Tgt
Rejection
– ±15°, ±30°, ±60° sector scan
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• Range scales 1.5 to 20 nmi
• Multi-bar in standalone
• Icons sized for RCS
• Scaled velocity vector
Clnc # 12-1821 Approved for Public Release
Beacon Mode
• Interrogate and detect X-band
beacons up to 40 nmi
• Range scales 1.5 to 40 nmi
• Ground and air transponders
• Auto-tilt, fan beam for ground
beacons
• Overlay capability
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• Weather
• Skin Paint
• Ground Map
Clnc # 12-1821 Approved for Public Release
Terrain Avoidance
• Terrain awareness in
aircraft path
• Single, +/-45°
azimuth scan for
display
• Range Scales of 3.75
and 20 nmi
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Clnc # 12-1821 Approved for Public Release
Future Modes: Maritime Patrol
• Maritime Mode
– CSAR
– Littoral Patrol
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Low cost solution; Low risk development;
Proven technologies.
Clnc # 12-1821 Approved for Public Release
Future Modes: Ballistic Wind
Validated APN-241 capability to measure 3D wind fields
in adverse weather
Range To Go to HARP
Range Vector Offset
to HARP
Ant. Beamwidth
Modification
of the Windshear mode
Drop Zone (DZ)
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Clnc # 12-1821 Approved for Public Release
Range as shown: 7.1nm
Terrain Following
Low level
Ingress/Egress…
…in Adverse Weather
..to & from austere locations
Low Probability of Detection Tactical Operations
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Clnc # 12-1821 Approved for Public Release
Terrain Following System
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Clnc # 12-1821 Approved for Public Release
Terrain Following System
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Clnc # 12-1821 Approved for Public Release
APN-241 Terrain Following
• APN-241 accepts Scan Requests; returns Profiles via 1553B
• Commands:
– TF Supermode On/Off
– TF Scan Request
• Hi/Low Power
• Scan Azimuth
• Start and End Elevation
– Interleave Scan Grant
• Terrain Profile
– Range vs. Height Data
– Range Classification
• Tower, Rain, Etc.
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Clnc # 12-1821 Approved for Public Release
Radar Users Roundtable
• All current APN-241 Users
• Discuss current radar issues:
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–
–
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Status of ongoing planned improvements
User Logistics concerns
User recommended mode development
Suggestions for improved performance and service
Come to the roundtable;
We want your feedback!
For More Information Contact:
Steve Batts
Business Development Manager
Northrop Grumman Electronic Systems
Office: (410) 765-4573
Cell: (443) 433-8124
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