extremely low frequency

n. Abbr. ELF A radio frequency below 300 hertz.

extremely low frequency

n (General Physics) a radio frequency or radio-frequency band below 3 kilohertz. Abbreviation: ELF

extreme′ly low′ fre′quency

n. any radio frequency between 30 and 300 hertz. Abbr.: ELF [1965–70]

Thesaurus

Noun

extremely low frequency - below 3 kilohertzELFradio frequency - an electromagnetic wave frequency between audio and infraredelectromagnetic spectrum - the entire frequency range of electromagnetic waves

extremely low frequency

[ek′strēm·lē ′lō ′frē·kwən·sē] (communications) A frequency below 300 hertz in the radio spectrum. Appreviated ELF.

AcronymsSeeELF

extremely low frequency

Related to extremely low frequency: very low frequency

noun

Synonyms for extremely low frequency

noun below 3 kilohertz

Synonyms

Related Words

radio frequency
electromagnetic spectrum

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