Definitions

from The Century Dictionary.

  • noun In physical, one fourth of a wave-length; the distance measured along the path of a wave-train which corresponds to a fourth of a period, or to a difference of phase of .

Etymologies

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Examples

  • Wireless transmission of electrical energyExtracting electromagnetic energy from the nonlinear Earth as a self-pumped phase conjugate mirrorThe distribution of electrical power by means of terrestrial cavity resonator modesWireless transmission of power - resonating planet EarthA quarter-wave coaxial cavity as a power processing plant

    Chapter 6

  • A quarter-wave coaxial cavity as a power processing plant

    Chapter 6

  • These include low-residual-pulse quarter-wave stub with bandwidths in excess of an octave, as well as wide band gas tube protectors with options suitable for high-powered RF applications.

    Electronicstalk - electronics industry news

  • Manmade quarter-wave plates perform this essential function in CD and DVD players and in circular polarizing filters for cameras.

    EurekAlert! - Breaking News

  • The following three data points are for antennas with just four quarter-wave radials.

    eHam.net News

  • I operated the "novice station" which consisted of a Viking Ranger and R-390A along with a 40 meter quarter-wave vertical and a thick ground cable that ran out into San Francisco Bay to our west.

    eHam.net News

  • Over the years, I have found RF grounding far easier to achieve by the use of quarter-wave wires connected to any one of the ground posts on the equipment; I like the terminal on the transmatch.

    eHam.net News

  • In technical terms, the eighth cell is a "quarter-wave plate", because it rotates the plane in which light vibrates.

    ScienceBlogs Channel : Life Science

  • Over the years, I have found RF grounding far easier to achieve by the use of quarter-wave wires connected to any one of the ground posts on the equipment; I like the terminal on the transmatch.

    eHam.net News

  • If the higher efficiency of the big vertical over a quarter-wave trapper is lost in the feedline, might as well go with the trap vertical.

    eHam.net News

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