Tuesday, 22 March 2016

Microwave frequency bands

DesignationFrequency rangeWavelength rangeTypical uses
L band1 to 2 GHz15 cm to 30 cmmilitary telemetry, GPS, mobile phones (GSM), amateur radio
S band2 to 4 GHz7.5 cm to 15 cmweather radar, surface ship radar, and some communications satellites (microwave ovens, microwave devices/communications, radio astronomy, mobile phones, wireless LAN, Bluetooth, ZigBee, GPS, amateur radio)
C band4 to 8 GHz3.75 cm to 7.5 cmlong-distance radio telecommunications
X band8 to 12 GHz25 mm to 37.5 mmsatellite communications, radar, terrestrial broadband, space communications, amateur radio
Ku band12 to 18 GHz16.7 mm to 25 mmsatellite communications
K band18 to 26.5 GHz11.3 mm to 16.7 mmradar, satellite communications, astronomical observations, automotive radar
Ka band26.5 to 40 GHz5.0 mm to 11.3 mmsatellite communications
Q band33 to 50 GHz6.0 mm to 9.0 mmsatellite communications, terrestrial microwave communications, radio astronomy, automotive radar
U band40 to 60 GHz5.0 mm to 7.5 mm
V band50 to 75 GHz4.0 mm to 6.0 mmmillimeter wave radar research and other kinds of scientific research
W band75 to 110 GHz2.7 mm to 4.0 mmsatellite communications, millimeter-wave radar research, military radar targeting and tracking applications, and some non-military applications, automotive radar
F band90 to 140 GHz2.1 mm to 3.3 mmSHF transmissions: Radio astronomy, microwave devices/communications, wireless LAN, most modern radars, communications satellites, satellite television broadcasting, DBS, amateur radio
D band110 to 170 GHz1.8 mm to 2.7 mmEHF transmissions: Radio astronomy, high-frequency microwave radio relay, microwave remote sensing, amateur radio, directed-energy weapon, millimeter wave scanner

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