NavRakshak CRPA Versions

• NAVRAKSHAK - 4: 4-Element CRPA Array, Protection from 3 Jammers (>100 dB J/S). Weight: 150g. Dimensions: 76x76x23mm. Power: 12VDC @ 7W.
• NAVRAKSHAK - 8: 8-Element CRPA Array, Protection from 7 Jammers (>110 dB J/S). Weight: 700g. Dimensions: 160x160x35mm. Power: 9-24VDC @ 12W.
• NAVRAKSHAK - 16: 16-Element CRPA Array, Protection from 15 Jammers (>100 dB J/S). Weight: 1300g. Dimensions: 240x235x30mm. Power: 9-24VDC @ 25W.

All versions support protected GNSS bands: GPS + GLONASS + GALILEO + BEIDOU. Environmental specifications: MIL-STD 810H (Vibration & Jerks), IP65, Operating Humidity <95% RH, and Operating Temperature -40°C to +60°C.

Key Features

• Protection from up to 15 Jammers: Up to 3 jammers with 4 Element; 7 jammers with 8 elements and 15 jammers with 16 elements.
• Ultra-Low SWaP: CRPA Antenna + RF Backend integrated in a single rugged module weighing as little as 150g.
• High Anti-Jam Performance: Proven anti-jam performance of 100dB-110dB Jammer/Signal Ratio against military jammers.
• Adaptive Null Steering: Adaptive null steering to dynamically optimize reception and suppress hostile interference.
• Advanced Digital Signal Processing: Additional digital anti-jamming features like adaptive notch filtering and pulse blanking.
• Plug and Play (PX4 & APM): Seamless integration into new & legacy platforms with a wide range of messaging format support.

Battle Tested Solution

Proven against Military Grade GNSS Jammers and real Electronic Warfare equipment used in Modern Conflicts: Wideband FMCW-AWGN Barrage Jammers, Narrowband Continuous Wave (CW) Jammers, Pulsed WB Radio Frequency Noise Jammers, Collocated GNSS Jamming & Spoofing Attacks.

Safe Standoff Distances

• Portable Jammer (< 30 W): NR-8 Safe Distance: > 50m. NR-4/16 Safe Distance: > 150m.
• Tactical Jammer (< 500 W): NR-8 Safe Distance: > 190m. NR-4/16 Safe Distance: > 600m.
• Military Jammer (< 2 kW): NR-8 Safe Distance: > 380m. NR-4/16 Safe Distance: > 1200m.

NavRakshak GNSS Receiver

Multi-Constellation Multi-Band Anti-Jam Anti-Spoof GNSS Receiver. NavRakshak CRPAs are supplied with a military grade GNSS receiver, tightly-integrated with the tracking loops of the CRPA RF back-end. The receiver comes pre-loaded with custom firmware & config, optimized to ensure stable PNT in contested GNSS jamming and spoofing environments.

Each receiver unit is calibrated to support the dynamic characteristics of the intended deployment platform including fixed-wing aircraft, multi-rotor UAVs, highly maneuverable munitions, and land-based vehicles.

• GNSS Constellations and Bands: GPS L1, L2, L5; GAL E1, E5, E6; BDS B1I, B1C, B2a, B3I; NavIC L5; SBAS L1C/A
• Position Accuracy (with NavRakshak CRPA): 2D accuracy without RTK: 5.20m, 2D accuracy with RTK: 0.04m
• GNSS Data Protocols: DroneCAN interface (compatible with Ardupilot and PX4); RTCM v2.x, v3.x (For RTK Corrections)

Contact ZOID TECHNOLOGIES for more information: sales@zoidtech.co.in | +91 8800712060 | +91 9871617142 | www.zoidtech.co.in