G1E10 : Why should an amateur operator normally avoid transmitting on 14.100, 18.110, 21.150, 24.930 and 28.200 MHz?
A
A system of propagation beacon stations operates on those frequencies
B
A system of automatic digital stations operates on those frequencies
C
These frequencies are set aside for emergency operations
D
These frequencies are set aside for bulletins from the FCC
Correct Answer: A system of propagation beacon stations operates on those frequencies