Old 6th May 2011, 20:25
  #2 (permalink)  
HEATHROW DIRECTOR
 
Join Date: Oct 2000
Location: Berkshire, UK
Age: 76
Posts: 8,275
Wow... they sure ask dead easy questions!

I'm not sure if any Tels (NATS word for engineers) inhabit this forum but I hope someone comes up to help you.

I'm certain you must know the anser to the question!
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