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Spiral

Spiral Antenna

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    • N0LX Petlowany Antenna Experiment - An attempt to modify and try out the unusual antenna first described by Bill Petlowany, K6NO, in World Radio Magazine
      [ Hits: 1428 | Votes: 3 | Rating: 6.00 ]
    • Petlowany Antennas by K6NO - WorldRadio Article on Petlowany antennas base on this principle: if a length of wire is wound into a spiral-shaped coil and excited by a radio frequency current connected to the innermost portion of the coil, it will then, and only then, exhibit RF characteristics that closely approximate those of a resonant linear wire of the same length
      [ Hits: 2775 | Votes: 8 | Rating: 6.75 ]
    • Spiral antenna for RTLSDR - A spiral antenna experiment for RTL SDR usage.
      [ Hits: 346 | Votes: 2 | Rating: 7.00 ]
    • Spiral Antenna Theory - Spiral antenna belong to the class of frequency independent antennas. Antennas with a very large bandwidth.
      [ Hits: 339 | Votes: 0 | Rating: 0.00 ]
    • Spiral HF Antenna - A New Twist on Portable Multiband HF Dipoles, a Multi-band Spiral Dipole Off-Center-Feed match (OCF) antenna solution.
      [ Hits: 551 | Votes: 3 | Rating: 2.33 ]
    • ZMV Spiral antennas - An experimental antenna similar to the TAK spiral antenna was evaluated for SWR response over the frequency range of 7.0 to 7.3 MHz, or the 40-meter band.
      [ Hits: 2546 | Votes: 6 | Rating: 4.83 ]
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