Definition of low frequency in English:

low frequency


  • (in radio) 30–300 kilohertz.

    • ‘He built a low frequency radio antenna on wheels and discovered that the bulk of the noise on the phone lines was coming from the galaxy.’
    • ‘For a variety of reasons the designs for low-frequency radio antennae can be very straightforward.’
    • ‘In one, the low-frequency signal is isolated with a low-pass filter and Fourier-transformed.’
    • ‘This corresponds to a 2.2-fold difference in current amplitude in the low-frequency range.’
    • ‘The site focuses on the benefits of reallocating low-frequency wireless capacity from broadcasting to unlicensed applications, both here and around the world.’
    • ‘Until recently, submarines relied on long / low-frequency radio waves for communication.’
    • ‘This is a variable depth low-frequency transmitter and a passive, towed reception array.’
    • ‘Satellite navigation may be degraded for days, and low-frequency radio navigation can be out for hours.’