Make sure you log the frequency in megahertz, as stipulated by the ADIF specification. Don't use kilohertz as this can cause mixups with the 4m band (for example).


Band Lower Freq (MHz) Upper Freq (MHz)
160m 1.8 2.0
80m 3.5 4.0
60m 5.102 5.404
40m 7.0 7.3
30m 10.0 10.15
20m 14.0 14.35
17m 18.068 18.168
15m 21.0 21.45
12m 24.890 24.99
10m 28.0 29.7
6m 50 54
4m 70 71
2m 144 148
70cm 420 450
23cm 1,240 1,300
13cm 2,300 2,450