| Frequency Band |
Frequency Range |
Wavelength Range |
Application |
| HF |
3-30 MHz |
10-100 km |
Aviation Communication, government time stations, weather stations |
| VHF |
30-300 MHz |
1-10 km |
Radio modems, amateur radio, and marine communications |
| UHF |
300-1000 MHz |
100 m/km |
Television broadcasting, cordless phones, walkie talkies, personal radio services, satellite communication |
| L |
1-2 GHz |
15-30 cm |
Cellphone, Navigation, Satellite |
| S |
2-4 GHz |
7.5-15 cm |
Unlicensed (Bluetooth, Wi-Fi etc.), Satellite, Cellphones |
| C |
4-8 GHz |
3.75-7.5 cm |
Microwave relay, Satellite |
| X |
8-12 GHz |
2.5-3.75 cm |
Radar |
| KU |
12-18 GHz |
1.67-2.5 cm |
Satellite TV, Police Radar |
| K |
18-27 GHz |
1.11-1.67 cm |
Microwave Backhaul |
| KA |
27-40 GHz |
0.75-1.11 cm |
Microwave Backhaul |
| V |
40-75 GHz |
0.4-0.75 cm |
Experimental, Radar, New WLAN |
| W |
75-110 GHz |
0.27-0.4 cm |
Automotive Radar |
| M |
30-300 GHz |
1cm-1mm |
Personal area networks |
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