Reference

Frequency Bands Modulation
Metric Prefixes IEEE 802 Standards
 
 

Reference : Frequency Bands

Radio Frequency (RF) spectrum
Band name ITU Band Frequency Wavelength
Extremely Low Frequency ELF 3–30 Hz 100,000 km – 10,000 km
Super Low Frequency SLF 30–300 Hz 10,000 km – 1000 km
Ultra Low Frequency ULF 300–3000 Hz 1000 km – 100 km
Very Low Frequency VLF 3–30 kHz 100 km – 10 km
Low Frequency / Long Wave LF/LW 30–300 kHz 10 km – 1 km
Medium Frequency / Medium Wave MF/MW 300–3000 kHz 1 km – 100 m
High Frequency / Short Wave HF/SW 3–30 MHz 100 m – 10 m
Very High Frequency VHF 30–300 MHz 10 m – 1 m
Ultra High Frequency UHF 300–3000 MHz 1 m – 100 mm
Super High Frequency SHF 3–30 GHz 100 mm – 10 mm
Extremely High Frequency EHF 30–300 GHz 10 mm – 1 mm

Microwave spectrum (IEEE Standard 521-1984)
Band Name Frequency (GHz) Wavelength (centimeters)
L band 1 - 2 30.0 to 15.0
S band 2 - 4 15 to 7.5
C band 4 - 8 7.5 to 3.8
X band 8 - 12 3.8 to 2.5
Ku band 12 - 18 2.5 to 1.7
K band 18 - 27 1.7 to 1.1
Ka band 27 - 40 1.1 to 0.75
V band 40 - 75 0.75 to 0.40
W band 75 - 110 0.40 to 0.27

The following EM bands in infrared zone are least known, but listed here for your knowledge.

Infrared light
Infrared zone Name Frequency Wavelength
Far Infrared FIR 300 GHz - 30 THz 1 mm - 10 μm
Mid Infrared MIR 30 - 120 THz 10 - 2.5 μm
Near Infrared NIR 120 - 400 THz 2,500 - 750 nm


 
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