PPRuNe Forums - View Single Post - CRP-5 or E6B for EASA ATPL
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Old 18th Oct 2019, 06:03
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paco
 
Join Date: Nov 2000
Location: White Waltham, Prestwick & Calgary
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If it's the one I'm thinking of, the E6B doesn't do compressibility. Our recommendation is to use the Jeppesen CR-3 if you can get one off ebay (they don't make them any more) or the ATR equivalent if you want brand new.
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