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2024-11-21

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Hot News - Amateur radio frequency

International amateur radio frequency allocations
Range	Band	ITU Region 1	ITU Region 2	ITU Region 3
LF	2200 m	135.7 kHz – 137.8 kHz
MF	600 m	472 kHz – 479 kHz
MF	160 m	1.810 MHz – 1.850 MHz	1.800 MHz – 2.000 MHz
HF	80 / 75 m	3.500 MHz – 3.800 MHz	3.500 MHz – 4.000 MHz	3.500 MHz – 3.900 MHz
	60 m	5.3515 MHz – 5.3665 MHz
	40 m	7.000 MHz – 7.200 MHz	7.000 MHz – 7.300 MHz	7.000 MHz – 7.200 MHz
	30 m²	10.100 MHz – 10.150 MHz
	20 m	14.000 MHz – 14.350 MHz
	17 m²	18.068 MHz – 18.168 MHz
	15 m	21.000 MHz – 21.450 MHz
	12 m²	24.890 MHz – 24.990 MHz
	10 m	28.000 MHz – 29.700 MHz
VHF	6 m	50.000 MHz – 52.000 MHz¹	50.000 MHz – 54.000 MHz
	4 m¹	70.000 MHz – 70.500 MHz	N/A
	2 m	144.000 MHz – 146.000 MHz	144.000 MHz – 148.000 MHz
	1.25 m	N/A	220.000 MHz – 225.000 MHz	N/A
UHF	70 cm	430.000 MHz – 440.000 MHz	430.000 – 440.000 MHz (420.000 – 450.000 MHz)³
	33 cm	N/A	902.000 MHz – 928.000 MHz	N/A
	23 cm	1.240 GHz – 1.300 GHz
	13 cm	2.300 GHz – 2.450 GHz
SHF	9 cm	3.400 GHz – 3.475 GHz³	3.300 GHz – 3.500 GHz
	5 cm	5.650 GHz – 5.850 GHz	5.650 GHz – 5.925 GHz	5.650 GHz – 5.850 GHz
	3 cm	10.000 GHz – 10.500 GHz
	1.2 cm	24.000 GHz – 24.250 GHz
EHF	6 mm	47.000 GHz – 47.200 GHz
	4 mm³	75.500 GHz¹ – 81.500 GHz	76.000 GHz – 81.500 GHz
	2.5 mm	122.250 GHz – 123.000 GHz
	2 mm	134.000 GHz – 141.000 GHz
	1 mm	241.000 GHz – 250.000 GHz
THF	Sub-mm	Some administrations have authorized spectrum for amateur use in this region.