PPRuNe Forums - View Single Post - Mid air over Hertfordshire

13th Jul 2004, 12:30

#151 (permalink)

englishal

Join Date: May 2001

Location: 75N 16E

Age: 54

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You could have a little mechanical unit containing a barometric altimeter which attaches over the code knobs. As you change altitude, it could automatically twist in the new code

(hang on, thats almost inventing Mode C

)