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Thread: Why mode A when squawking 7700?
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Old 23rd Mar 2007, 10:30
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dublinpilot
 
Join Date: Feb 2002
Location: Dublin
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BackPacker has it right.

This confused me too when I was training!

When you squwak mode c, you are actually squwaking mode A (code) AND mode C (altidude).

If you have mode C, then continue to use it in an emergency

dp
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