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Okay. This data set is for a 43' carbon steel antenna on a perfect
ground fed with 25' of RG8A/U. No transformer. Freq R X SWR 4.000 2.52 -12.74 21.140 5.000 20.16 20.82 2.977 6.000 28.78 -30.81 2.586 7.000 8.04 -5.76 6.307 8.000 5.68 12.25 9.337 9.000 6.08 30.66 11.344 10.000 8.95 56.02 12.703 11.000 20.21 104.84 13.685 12.000 137.06 277.80 14.297 13.000 126.21 -267.32 14.174 14.000 19.15 -95.40 12.417 15.000 11.09 -43.81 8.067 16.000 17.90 -11.07 2.949 17.000 56.99 -15.98 1.384 18.000 20.29 -31.49 3.568 19.000 9.29 -12.21 5.711 20.000 6.95 3.56 7.236 21.000 6.99 19.13 8.217 22.000 9.03 38.15 8.829 23.000 15.83 67.71 9.161 24.000 48.70 132.94 9.150 25.000 418.45 49.46 8.488 26.000 60.45 -119.25 6.589 27.000 28.69 -45.41 3.465 28.000 46.51 -9.99 1.245 29.000 62.03 -48.79 2.397 30.000 21.38 -41.26 4.116 This data set is the same except with a 1:4 transformer at the antenna. Freq R X SWR 4.000 4.07 19.59 14.187 5.000 25.57 74.28 6.633 6.000 153.39 -83.56 4.058 7.000 25.51 -38.52 3.333 8.000 15.35 -6.11 3.312 9.000 16.11 18.43 3.567 10.000 26.59 49.05 3.970 11.000 87.00 102.27 4.497 12.000 180.75 -114.05 5.136 13.000 28.87 -72.84 5.814 14.000 11.18 -31.02 6.256 15.000 8.52 -4.23 5.914 16.000 13.30 23.05 4.607 17.000 50.10 61.48 3.196 18.000 107.24 -32.07 2.383 19.000 36.37 -30.20 2.135 20.000 22.85 -5.54 2.222 21.000 22.77 16.08 2.474 22.000 33.85 41.69 2.827 23.000 85.10 73.92 3.268 24.000 165.89 -60.03 3.790 25.000 39.38 -70.12 4.323 26.000 15.47 -31.46 4.605 27.000 12.03 -4.86 4.197 28.000 18.81 20.71 3.175 29.000 54.98 43.57 2.257 30.000 85.50 -14.78 1.786 Is this of any help? |
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