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Thread: B777 Back-up electrical system - TCAS
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Old 2nd Sep 2016, 22:02
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MickG0105
 
Join Date: May 2016
Location: Sunshine Coast
Posts: 1,215
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Originally Posted by Amadis of Gaul
If you lost both main busses, I'd think the transponder would be the very least of your worries.
If you're looking to ATC for a vector it's helpful if they can actually see you.
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