Subcommittees & Working Groups

Airborne Weather Radar Working Group


APIM 19-008B calls for the development of ARINC Project Paper 748: Airborne Weather Radar System and Aircraft Installation Standards. The goal is to support new aircraft designs with supplier-level system interchangeability.
The document is expected to define the following:

  • Weather Processor Unit (WPU)
  • Weather Radar Antenna Unit (WRAU) – All RF located near antenna
  • Single and dual antenna drive configurations
  • Use ARINC 708A WXR and ARINC 768 ISS definitions