What does NDBO stand for?
NDBO stands for "Non-Directional Beacon Observation"
How to abbreviate "Non-Directional Beacon Observation"?
"Non-Directional Beacon Observation" can be abbreviated as NDBO
What is the meaning of NDBO abbreviation?
The meaning of NDBO abbreviation is "Non-Directional Beacon Observation"
What does NDBO mean?
NDBO as abbreviation means "Non-Directional Beacon Observation"
