PPRuNe Forums - View Single Post - Historic Pprune posting from on board LH418
Old 15th January 2003 | 18:11
  #16 (permalink)  
Tan
 
Joined: Aug 1998
Posts: 388
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From: The World
patnickal

The built in equipment is shielded against interacting with the aircraft systems, the carry on products are not.

Their are folks on this forum that can give you a more technical explanation but basically that's it.
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