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LASEREF IV Inertial Reference Systems

LASEREF IV Inertial Reference Systems

Honeywell's LASEREF IV inertial reference system is an all-digital ring laser gyro based inertial reference system providing ARINC 429 and aircraft standard communication bus digital outputs.

Our LASEREF IV inertial reference system is an all-digital ring laser gyro based inertial reference system providing ARINC 429 and aircraft standard communication bus digital outputs.

  • Uses the industry standard GG1320 digital gyro
  • 35 percent weight and power reductions versus the LASEREF III
  • Lowest cost of ownership with higher reliability and improved maintenance

Simple replacement solution for Laseref II and Laseref III:

  • Suitable for:
    • Bombardier CL-600/601-3A / 3R
    • Bombardier Global Express
    • BAe Hawker 800, 800XP (BAe 125)
    • BAe Hawker 1000
    • Dassault F900A/B
    • Dassault F900C/EX
    • Cessna Citation X
    • Gulfstream G-IV/sp
    • Gulfstream G-V
  • Adapter Tray available for aircraft equipped with Laseref II.

Upgraded features:

  • Automatic re-align function for post flight alignment for quick turns
  • Auto-calibration of the sensors to maintain optimal performance over time
  • High latitude alignment up to 78.25 degree north latitude
  • High latitude magnetic heading map
  • Improved maintenance with modular design and assembly
  • Interfaces with Honeywell's HG2021 GNSSU ARINC 743A receiver to provide optimal GPS/inertial hybrid computations
  • Interchangeable with LASEREF III
Brochure (1)
Laseref IV Retrofit Program