please mates--chech for the correctness of RANGES for O-D-TP-LL-LI-FL--TO-LD-etc... is practical setting conform with what written in the tooltips??
HENCE: box title of ladder "D" cchanged to "LD" to prevent confustion with "D" of Difference pips
HENCE: box title of ladder "D" cchanged to "LD" to prevent confustion with "D" of Difference pips
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