VDF
Frequency Range, Requirements (2)
118.000 to 136.975 Hz
Transmitter, Receiver (ground directional antennas)
VDF
Headings (4)
QDM - Magnetic to
QDR - Magnetic from
QUJ - True to
QTE - True from
VDF
Class (4)
A: +/- 2°
B: +/- 5°
C: +/- 10°
D: worse than C