What does HF/DF stand for?
HF/DF stands for "High-Frequency Direction-Finding"
How to abbreviate "High-Frequency Direction-Finding"?
"High-Frequency Direction-Finding" can be abbreviated as HF/DF
What is the meaning of HF/DF abbreviation?
The meaning of HF/DF abbreviation is "High-Frequency Direction-Finding"
What does HF/DF mean?
HF/DF as abbreviation means "High-Frequency Direction-Finding"
