Portable GPS Flight Inspection System

NXT is offering a Portable GPS System which allows any Helicopter or Light Fixed-Wing Aircraft to be used as a GPS Non-Precision Approach, Flight Inspection Aircraft.

The Portable GPS System is comprised of an Airborne Equipment Unit, a Ground Equipment Unit and an Accessory Case.

System Highlights
  • Simple Aircraft Installation
  • Inspection/Certification of GPS Non-Precision Approaches
  • High Accuracy, Real Time Differential (DGPS) Positioning
  • No Ground Based Operator Required
  • Laptop Display and User Interface
  • Adapted from US FAA-proven GPS-NP Inspection Software
GPS Specifications
  • Constellation: GPS - Optional: Glonass/Galileo/SBAS
  • 120 Channels Freq: L1, L2, L5 Optional
  • Update Rate: Options up tp 20 Hz
  • Real Time Accuracy: RTK Mode (HRMS) : Down to 1 cm
  • Real Time Accuracy: DGPS Mode (HRMS) : < 30 cm
  • Real Time Accuracy: SBAS Mode (HRMS) : < 50 cm
GFIS Accuracy TSO-C129 Receiver Two Sigma Accuracy GFIS Requirement XTK & ATK position error 1.5 ft. + 15 ppm 330 ft. Waypoint displacement error 1.5 ft. + 20 ppm 835 ft.
Airborne Equipment Unit
  • Windows based operator interface (laptop computer)
  • 120 Channel GPS Receiver
  • 5 watt synthesized netlink radio data system (SNRDS UHF Datalink (VHF optional)
  • External 115/230 VAC (50-400Hz), 12VDC, 28VDC or internal 3 hour battery operation
  • Compact weather resistant Carry-on-board case (15.2" x 19.2" x 9"), 32 lbs.
  • Fixed or temporary mount antennas
Ground Equipment Unit
  • Hand Held Computer for data entry
  • 120 Channel GPS Receiver
  • 5 watt synthesized netlink radio data system (SNRDS UHF Datalink (VHF optional)
  • External 115/230 VAC (50-400Hz), 12VDC, 28VDC or internal 5 hour battery operation
  • Compact weather resistant Carry-on-board case (15.2" x 19.2" x 9"), 32 lbs.
Accessory Case
  • Storage Space for all antennas, tripods and cables
  • Soft side carry bag for ease of transport
  • Contained in 46" x 12" x 12" Soft bag, 50 lbs

Established in 2004 NXT supports Flight Inspection products with a 25 year history of service. We are committed to the continuous improvement of the state of the art.

NXT Sales Office
5400 N. Grand Blvd.
Suite 225
Oklahoma City, OK 73112

Phone: (405) 286-1746
Fax: (405) 286-4188
Email: nxtok@nxt-afis.com

NXT Technical Support
131-3 Gary Way
Ronkonkoma, NY 11779


Phone: (631) 738-9060
Fax: (631) 738-9062
Email: nxtny@nxt-afis.com