Airbus A319 G-EUPS
Printed page 46. PDF page 8.
display (from FCOM) Air Data and Inertial Reference System (ADIRS) The ADIRS comprises three identical ADIRUs which supply data parameters for central aircraft control systems. The ADIRU units fitted to G-EUPS are manufactured by Northrop Grumman Company (NGC) and areOpen official document at PDF page 8AAIB final report: Airbus A319-131 G-EUPS