KX-20 16.0 MHZ KX-20 18.4320 MHZ KX-20 20.0 MHZ KX-20 22.11840 MHZ KX-20 3.5795450 MHZ KX-20 3.68640 MHZ KX-20 4.0 MHZ KX-20 4.91520 MHZ KX-20 5.0 MHZ KX-20 6.0 MHZ