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low frequency

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noun Radio.
  1. any frequency between 30 and 300 kilohertz. Abbreviation: LF
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Origin of low frequency

First recorded in 1895–1900
Related formslow-fre·quen·cy, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for low frequency

Historical Examples

  • The low-frequency ringers have the largest weights and the high-frequency the smallest, of course.

    Cyclopedia of Telephony & Telegraphy Vol. 1

    Kempster Miller


British Dictionary definitions for low frequency

low frequency

noun
  1. a radio-frequency band or a frequency lying between 300 and 30 kilohertzAbbreviation: LF
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012