Dipole Antenna

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Dipole Antenna

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A straight radiator, usually fed in the center, and producing a maximum of radiation in the plane normal to its axis. The length specified is the overall length. </dd>
Common usage in microwave antennas considers a dipole to be a metal radiating structure which supports a line current distribution similar to that of a thin straight wire, a half wavelength long, so energized that the current has two nodes, one at each of the far ends. </dd>

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use