Frequency of all electromagnetic spectrum classes

Electromagnetic radiation can be classified according to the frequency of the wave, in ascending order, in the following ranges: radio waves, microwaves, terahertz radiation, infrared radiation, visible light, ultraviolet radiation, X-rays and gamma radiation. The next table shows the range of frequencies of electromagnetic radiation.

#
S
Class
Frequency
(Minimum)
[source]
Frequency
(Maximum)
[source]
1γGamma rays30 EHz300 EHz
2HXHard X-rays3 EHz30 EHz
3SXSoft X-rays300 PHz3 EHz
4SXSoft X-rays30 PHz300 PHz
5EUVExtreme ultraviolet3 PHz30 PHz
6NUVNear ultraviolet / visible300 THz3 PHz
7NIRNear infrared30 THz300 THz
8MIRMid infrared3 THz30 THz
9FIRFar infrared300 GHz3 THz
10EHFExtremely high frequency30 GHz300 GHz
11SHFSuper high frequency3 GHz30 GHz
12UHFUltra high frequency300 MHz3 GHz
13VHFVery high frequency30 MHz300 MHz
14HFHigh frequency3 MHz30 MHz
15MFMedium frequency300 kHz3 MHz
16LFLow frequency30 kHz300 kHz
17VLFVery low frequency3 kHz30 kHz
18ULFUltra low frequency300 Hz3 kHz
19SLFSuper low frequency30 Hz300 Hz
20ELFExtremely low frequency3 Hz30 Hz