Radio amateurs can operate on very specific radio spectrum bands. The bands are allocated in HF, VHF, UHF and SHF, according to the National Plan ripartizone frequency, or PNRF, prepared by the Ministry of Communications, on the instructions of the International Telecommunication Union (ITU or ITU).
The HF HF include the frequencies from 3 to 30 MHz in this frequency range are the following bands:
160m - 80m
1.8 MHz - 3.5 MHz 40m
- 7 MHz
30m - 20m
10 MHz - 14 MHz
17m - 15m
18 MHz - 21 MHz
12m - 10m
24 MHz - 28 MHz VHF
include the VHF frequencies from 30MHz to 300MHz. The bands for amateur radio operators are:
6m - 50/51 MHz
2m - 144/146 MHz UHF
include The UHF frequencies from 300MHz to 3000MHz (equivalent to 3GHz) The amateur bands in UHF are
70cm - 23cm
432 MHz - 1200 MHz
13cm - 2400 MHzs
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