very low frequency

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very low frequency

n. Abbr. VLF

A band of radio frequencies falling between 3 and 30 kilohertz.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

very low frequency

(Telecommunications) a radio-frequency band or radio frequency lying between 3 and 30 kilohertz. Abbreviation: VLF

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ver′y low` fre′quency

any frequency between 3 and 30 kilohertz. Abbr.: VLF

[1935–40]

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Noun

very low frequency - 3 to 30 kilohertz

VLF

radio frequency - an electromagnetic wave frequency between audio and infrared

electromagnetic spectrum - the entire frequency range of electromagnetic waves

References in periodicals archive ?

The geophysics textbook reviews recent advances in near-term earthquake prediction that detect electromagnetic activity emanating from a region, and describe radio techniques for observing direct current geoelectric signals, ultra-low frequency electromagnetic emissions, extremely low frequency waves, and very low frequency anomalies.

Earthquake Prediction With Radio Techniques

Therefore, in this study, the very low frequency (VLF) transformer is represented to solve these problems.

A study for examining dissipation factors of various insulations and test transformers in the wide range of frequency/Ivairiu izoliaciju ir testiniu transformatoriu sklaidos koeficiento tyrimas placiame dazniu diapazone

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