PPRuNe Forums - View Single Post - Air Asia Indonesia Lost Contact from Surabaya to Singapore
Old 28th Dec 2014, 19:05
  #199 (permalink)  
physicus
 
Join Date: May 2010
Location: Usually on top
Posts: 119
A320 drivers please...

on the A320, what's the data source for the Mode C altitude response? One of the ADIRUs or a single encoding altimeter? I see the control panel allows switching between two XPDR unit, presumably they are each fed from different altitude sources?
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