What does SFRS stand for?
SFRS stands for "Step Frequency Receivers"
How to abbreviate "Step Frequency Receivers"?
"Step Frequency Receivers" can be abbreviated as SFRS
What is the meaning of SFRS abbreviation?
The meaning of SFRS abbreviation is "Step Frequency Receivers"
What does SFRS mean?
SFRS as abbreviation means "Step Frequency Receivers"
