Astrophysics (index)

Very Low Frequency

(VLF)
(electromagnetic radiation, frequency 3kHz 20 30kHz)

Very Low Frequency radiation is Electromagnetic Radiation (EMR) with a Wavelength in the range of 3kHz to 30kHz. It is considered within the lower-Frequency end of the Radio spectrum, or beyond (Subradio). It is adjacent to Ultra Low Frequency (ULF).


(EMR,spectrum,band)
http://en.wikipedia.org/wiki/Vlf
WaveLFreqPhoton
Energy
  
10km30kHz124peVbeginVery Low Frequency
100km3kHz12peVendVery Low Frequency

Referenced by:
Subradio
Ultra Low Frequency (ULF)

index