Analysis of the Electrical Performance of Multituned VLF Thirteen-Tower Umbrella Antennas

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Single-tuned antenna (<i>n</i> = 1)</td><td class="align_center">“One main and one deputy” multituned antenna (<i>n</i> = 2)</td><td class="align_center">“One main and two deputy” multituned antenna (<i>n</i> = 3)</td><td class="align_center">“One main and five deputy” multituned antenna (<i>n</i> = 6)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Self-resonance (kHz)</td><td class="align_center">40.6</td><td class="align_center">43.8</td><td class="align_center">44.6</td><td class="align_center">45.5</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div><i>n</i> is the number of the antenna units.<br/></div></td></tr></table>

<div>Self-resonance of the thirteen-tower umbrella antennas with single tuning and multituning.</div>

International Journal of Antennas and Propagation

tab4

Table 4

Table 4: Analysis of the Electrical Performance of Multituned VLF Thirteen-Tower Umbrella Antennas 