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Universal dipole with adjustable length antenna elements

  • US 7,116,281 B2
  • Filed: 05/26/2004
  • Issued: 10/03/2006
  • Est. Priority Date: 05/26/2004
  • Status: Expired due to Fees
First Claim
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1. A dipole, comprising:

  • a feed line coupled to a first fitting;

    a balun coupled to a second fitting;

    a first variable length antenna element coupled to the first fitting;

    a second variable length antenna element coupled to the second fitting;

    a support plate holding the feed line and the balun at a fixed spacing, the support plate including a short circuit path between the feed line and the balun; and

    a sliding short assembly attachable between the feed line and the balun to create a short circuit at variable distances along the feed line and the balun.

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