MUF Chart

Maximum Usable Frequency

80m band   3.500 - 3.800 Mhz 

60m band   5 Mhz

40m band   7.000 - 7.200 Mhz

30m band   10.000 - 10.150 Mhz

20m band   14.000 - 14.350 Mhz

17m band   18.068 - 18.168 Mhz

15m band    21.000 - 21.450 Mhz

12m band    24.890 - 24.990 Mhz

10m band    28.000 - 29.700 Mhz