Radio navigation aids 1 to 4 of 4
Monrovia Roberts NDB
263 KHz
(FR ..-. .-.)
Monrovia Roberts NDB
372 KHz
(MO -- ---)
Monrovia Roberts VOR-DME
113.80 MHz
(ROB .-. --- -...)
Monrovia Spriggs Payne NDB
315 KHz
(SM ... --)