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