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very low frequency

Syllabification: ver·y low fre·quen·cy

Definition of very low frequency in English:

noun

(abbreviation: VLF)
The band of frequencies between 3 and 30 kilohertz.
Example sentences
  • In some range, in some of the frequencies, very low frequencies she'll be 100 times as good as an ordinary hearer.
  • A more potent RF weapon currently under development is the high powered very low frequency modulator.
  • The Vanguard's towed sonar array is the Type 2046, which provides passive search capability and operates at very low frequency.

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