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![]() "Frank's" wrote in message news:ZTP_h.4028$Vi6.2131@edtnps82... Frank, I could not find anything that would have caused a problem. I intend now to up the segment a lot and then reload the program and start again which will take some time. Art Hold everything Art. It seems I did not understand how your coordinates were set up. Thanks to somebody who pointed out my error -- now back to the drawing board!! Frank Code modified as shown below: CM Gaussian Array CE GW 1 31 273.3 164.1 820 273.3 -164.1 820 0.65 GW 2 41 25.1 203.3 1079 25.1 -203.3 1079 0.65 GW 3 31 171.1 202.1 582 171.1 -202.1 582 0.65 GW 4 30 321.6 178.4 1036.5 321.6 -178.4 1036.5 0.65 GW 5 41 2.1 206.5 701.2 2.1 -206.5 701.2 0.65 GW 6 31 153.5 194.5 1038.1 153.5 -194.5 1038.1 0.65 GS 0 0 0.025400 GE 1 -1 0 GN 2 0 0 0 13.0000 0.0050 EX 0 6 16 0 1 0 FR 0 5 0 0 14.15 0.05 LD 5 0 0 0 3.08E7 RP 0 1 361 1000 79 0 1 1 EN Results at 14.25 MHz: Gain = +14.6 dB F/B ration = 31.5 dB TOA = 11 degrees Zin = 27.0 + j 0.25 These results appear to agree with your findings. The structure could be fine tuned by including the insulation and element tapering. Also I have not fully balanced the segmentation. The only question I have is how does this compare with a conventional 6 element yagi at the same nominal height of 85 ft. Frank |
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