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  1. CM UHF Super-2-Bay, VARIABLE Solid Triangles, 11 Reflector Rods, 4nec2 by holl_ands, 4Mar2015
  2. CM BowLength=9.25-in, BowSpacing=12.5-inl, TineSep=7.5-in, FeedSep=4.0-in, BS=0.0, ALL AWG10.
  3. CM 11RR (QICT). PYTHONSEG(15), NO Errors or Warnings, UHF AGT=1.184 (0.74 dB). 8 VARIABLES.
  4. CM
  5. CMD--OPT -s(470,12,20) -t(13,15) --swr-target=2.7 --f2r-target=18 --f2b-target=18
  6. CMD--OPT --target-function=(4*max_ml+8*max_gain_diff+4*max_f2r_diff+max_f2b_diff)/17
  7. CMD--OPT --de-np=50 -r restart.log
  8. CMD--OPT --auto-segmentation=15 --char-impedance=300 --num-cores=8
  9. CMD--EVAL --auto-segmentation=0 --char-impedance=300 --num-cores=8
  10. CMD--EVAL -s(174,6,8) -s(470,12,29) --publish
  11. CE
  12. ' SOURCE Wire Radius, Adjust for AGT=1.0: UHF=0.0495 & Hi-VHF=0.0495
  13. SY Rsrc=0.0495
  14. ' NOTE: IF Rsrc any smaller, big JUMP in AGT, HiVHF AGT=1.121 (0.5 dB)
  15. '
  16. SY Rbow=0.051 ' Radius (in inches) of BOWTIE elements
  17. SY Rfeed=0.051 ' FEEDLINE wire Radius
  18. ' Bow Half-Length:
  19. SY BowLen=9.25 ' Optimizer found 9.236515' 7, 12
  20. ' Distance between the Centers of the Two Bowties:
  21. SY ZBowII=12.5 ' Optimizer found 12.4823' 10, 16
  22. ' Bow Tine Separation:
  23. SY TineSep=7.5 ' Optimizer found 7.500408' 2, 12
  24. ' Separation (in inches) between two FEEDLINE wires:
  25. SY FedSep=4.0 ' Optimizer found 4.070262' 0.75, 5
  26. ' Bowtie Forward Sweep:
  27. SY BowSwp=0.0 ' [NOT USED IN THIS MODEL]
  28. ' Indentation along Centerline:
  29. SY Indent=0.0 ' [NOT USED IN THIS MODEL]
  30. SY Xbow=0.0 ' X-Coord of Bowties [NOT USED IN THIS MODEL]
  31. SY Cond=3.0e7 ' Conductivity (Copper=3.0e7, Alum=2.0e7, StainlessSteel=1.67e7)
  32. '
  33. ' Calculated from above INPUT Values:
  34. SY X1=BowSwp/3
  35. SY Z7=TineSep/2
  36. SY Z8=ZBowII/2
  37. SY Z9=TineSep/2
  38. ' Z-Coord 1/3 of the Way from Bowtie's Apex adjusts Shape of Bowtie:
  39. SY Z1=TineSep/6
  40. ' Z-Coord 2/3 of the Way from Bowtie's Apex adjusts Shape of Bowtie:
  41. SY Z2=TineSep/3
  42. SY YBowN=-FedSep/2
  43. SY YBowP=FedSep/2
  44. SY YBow=(BowLen^2-(TineSep/2)^2-BowSwp^2)^0.5
  45. SY Ymax=FedSep/2+YBow
  46. SY Y1=FedSep/2+YBow/3
  47. SY Y2=FedSep/2+2*YBow/3
  48. SY Yinr=Ymax-Indent
  49. SY Ymid=FedSep/2+(Yinr-FedSep/2)/2
  50. '
  51. ' SYMBOLS FOR REFLECTOR RODS:
  52. ' Reflector Rod Separation behind Hourglass):
  53. SY RS=4.0 ' Optimizer found 4.008359' 2, 10
  54. ' Reflector Rod-to-Rod Separation:
  55. SY RR=2.25 ' Optimizer found 2.216791' 1, 10
  56. ' Reflector Rod Half-Lengths :
  57. SY YRod=18.625 ' Optimizer found 18.66497' 6, 25
  58. SY Rrod=0.125 ' Radius of Reflector Rods [QICT, COULD BE THINNER.....]
  59. '
  60. ' # segs X1 Y1 Z1 X2 Y2 Z2 radius
  61. '
  62. GW 1 5 Xbow YBowN 0.0 Xbow YBowP 0.0 Rsrc ' SRC
  63. '
  64. GW 2 4 Xbow YBowP Z8 BowSwp+Xbow Y1 Z8+Z1 Rbow
  65. GW 3 4 Xbow Y1 Z8+Z1 2*X1+Xbow Y2 Z8+Z2 Rbow
  66. GW 4 4 Xbow Y2 Z8+Z2 X1+Xbow Ymax Z8+Z7 Rbow
  67. GW 5 4 Xbow YBowN Z8 X1+Xbow -Y1 Z8+Z1 Rbow
  68. GW 6 4 Xbow -Y1 Z8+Z1 2*X1+Xbow -Y2 Z8+Z2 Rbow
  69. GW 7 4 Xbow -Y2 Z8+Z2 BowSwp+Xbow -Ymax Z8+Z7 Rbow
  70. GW 8 4 Xbow YBowP Z8 X1+Xbow Y1 Z8-Z1 Rbow
  71. GW 9 4 Xbow Y1 Z8-Z1 2*X1+Xbow Y2 Z8-Z2 Rbow
  72. GW 10 4 Xbow Y2 Z8-Z2 BowSwp+Xbow Ymax Z8-Z7 Rbow
  73. GW 11 4 Xbow YBowN Z8 X1+Xbow -Y1 Z8-Z1 Rbow
  74. GW 12 4 Xbow -Y1 Z8-Z1 2*X1+Xbow -Y2 Z8-Z2 Rbow
  75. GW 13 4 Xbow -Y2 Z8-Z2 BowSwp+Xbow -Ymax Z8-Z7 Rbow
  76. '
  77. GW 14 4 BowSwp+Xbow Yinr Z8 BowSwp+Xbow Ymax Z8+Z7 Rbow
  78. GW 15 4 BowSwp+Xbow Yinr Z8 BowSwp+Xbow Ymax Z8-Z7 Rbow
  79. GW 16 4 BowSwp+Xbow -Yinr Z8 BowSwp+Xbow -Ymax Z8+Z7 Rbow
  80. GW 17 4 BowSwp+Xbow -Yinr Z8 BowSwp+Xbow -Ymax Z8-Z7 Rbow
  81. GW 18 5 Xbow YBowP Z8 BowSwp+Xbow Ymid Z8 Rbow
  82. GW 19 5 Xbow Ymid Z8 BowSwp+Xbow Yinr Z8 Rbow
  83. GW 20 5 Xbow -YBowP Z8 BowSwp+Xbow -Ymid Z8 Rbow
  84. GW 21 5 Xbow -Ymid Z8 BowSwp+Xbow -Yinr Z8 Rbow
  85. '
  86. GW 22 2 BowSwp+Xbow Ymid Z8 BowSwp+Xbow Y1 Z8+Z1 Rbow
  87. GW 23 3 BowSwp+Xbow Ymid Z8 2*X1+Xbow Y2 Z8+Z2 Rbow
  88. GW 24 2 BowSwp+Xbow -Ymid Z8 X1+Xbow -Y1 Z8+Z1 Rbow
  89. GW 25 3 BowSwp+Xbow -Ymid Z8 2*X1+Xbow -Y2 Z8+Z2 Rbow
  90. GW 26 2 BowSwp+Xbow Ymid Z8 BowSwp+Xbow Y1 Z8-Z1 Rbow
  91. GW 27 3 BowSwp+Xbow Ymid Z8 2*X1+Xbow Y2 Z8-Z2 Rbow
  92. GW 28 2 BowSwp+Xbow -Ymid Z8 X1+Xbow -Y1 Z8-Z1 Rbow
  93. GW 29 3 BowSwp+Xbow -Ymid Z8 2*X1+Xbow -Y2 Z8-Z2 Rbow
  94. '
  95. GW 30 4 BowSwp+Xbow Yinr Z8 2*X1+Xbow Y2 Z8+Z2 Rbow
  96. GW 31 4 BowSwp+Xbow -Yinr Z8 2*X1+Xbow -Y2 Z8+Z2 Rbow
  97. GW 32 4 BowSwp+Xbow Yinr Z8 2*X1+Xbow Y2 Z8-Z2 Rbow
  98. GW 33 4 BowSwp+Xbow -Yinr Z8 2*X1+Xbow -Y2 Z8-Z2 Rbow
  99. '
  100. GW 42 4 Xbow YBowP -Z8 BowSwp+Xbow Y1 -Z8+Z1 Rbow
  101. GW 43 4 Xbow Y1 -Z8+Z1 2*X1+Xbow Y2 -Z8+Z2 Rbow
  102. GW 44 4 Xbow Y2 -Z8+Z2 X1+Xbow Ymax -Z8+Z7 Rbow
  103. GW 45 4 Xbow YBowN -Z8 X1+Xbow -Y1 -Z8+Z1 Rbow
  104. GW 46 4 Xbow -Y1 -Z8+Z1 2*X1+Xbow -Y2 -Z8+Z2 Rbow
  105. GW 47 4 Xbow -Y2 -Z8+Z2 BowSwp+Xbow -Ymax -Z8+Z7 Rbow
  106. GW 48 4 Xbow YBowP -Z8 X1+Xbow Y1 -Z8-Z1 Rbow
  107. GW 49 4 Xbow Y1 -Z8-Z1 2*X1+Xbow Y2 -Z8-Z2 Rbow
  108. GW 50 4 Xbow Y2 -Z8-Z2 BowSwp+Xbow Ymax -Z8-Z7 Rbow
  109. GW 51 4 Xbow YBowN -Z8 X1+Xbow -Y1 -Z8-Z1 Rbow
  110. GW 52 4 Xbow -Y1 -Z8-Z1 2*X1+Xbow -Y2 -Z8-Z2 Rbow
  111. GW 53 4 Xbow -Y2 -Z8-Z2 BowSwp+Xbow -Ymax -Z8-Z7 Rbow
  112. '
  113. GW 54 4 BowSwp+Xbow Yinr -Z8 BowSwp+Xbow Ymax -Z8+Z7 Rbow
  114. GW 55 4 BowSwp+Xbow Yinr -Z8 BowSwp+Xbow Ymax -Z8-Z7 Rbow
  115. GW 56 4 BowSwp+Xbow -Yinr -Z8 BowSwp+Xbow -Ymax -Z8+Z7 Rbow
  116. GW 57 4 BowSwp+Xbow -Yinr -Z8 BowSwp+Xbow -Ymax -Z8-Z7 Rbow
  117. GW 58 5 Xbow YBowP -Z8 BowSwp+Xbow Ymid -Z8 Rbow
  118. GW 59 5 Xbow Ymid -Z8 BowSwp+Xbow Yinr -Z8 Rbow
  119. GW 60 5 Xbow -YBowP -Z8 BowSwp+Xbow -Ymid -Z8 Rbow
  120. GW 61 5 Xbow -Ymid -Z8 BowSwp+Xbow -Yinr -Z8 Rbow
  121. '
  122. GW 62 2 BowSwp+Xbow Ymid -Z8 BowSwp+Xbow Y1 -Z8+Z1 Rbow
  123. GW 63 3 BowSwp+Xbow Ymid -Z8 2*X1+Xbow Y2 -Z8+Z2 Rbow
  124. GW 64 2 BowSwp+Xbow -Ymid -Z8 X1+Xbow -Y1 -Z8+Z1 Rbow
  125. GW 65 3 BowSwp+Xbow -Ymid -Z8 2*X1+Xbow -Y2 -Z8+Z2 Rbow
  126. GW 66 2 BowSwp+Xbow Ymid -Z8 BowSwp+Xbow Y1 -Z8-Z1 Rbow
  127. GW 67 3 BowSwp+Xbow Ymid -Z8 2*X1+Xbow Y2 -Z8-Z2 Rbow
  128. GW 68 2 BowSwp+Xbow -Ymid -Z8 X1+Xbow -Y1 -Z8-Z1 Rbow
  129. GW 69 3 BowSwp+Xbow -Ymid -Z8 2*X1+Xbow -Y2 -Z8-Z2 Rbow
  130. '
  131. GW 70 4 BowSwp+Xbow Yinr -Z8 2*X1+Xbow Y2 -Z8+Z2 Rbow
  132. GW 71 4 BowSwp+Xbow -Yinr -Z8 2*X1+Xbow -Y2 -Z8+Z2 Rbow
  133. GW 72 4 BowSwp+Xbow Yinr -Z8 2*X1+Xbow Y2 -Z8-Z2 Rbow
  134. GW 73 4 BowSwp+Xbow -Yinr -Z8 2*X1+Xbow -Y2 -Z8-Z2 Rbow
  135. '
  136. ' CROSS-OVER FEEDLINE:
  137. GW 90 7 Xbow YBowP Z8 Xbow YBowP 0.0 Rfeed
  138. GW 91 7 Xbow YBowN Z8 Xbow YBowN 0.0 Rfeed
  139. GW 92 7 Xbow YBowP -Z8 Xbow YBowP 0.0 Rfeed
  140. GW 93 7 Xbow YBowN -Z8 Xbow YBowN 0.0 Rfeed
  141. '
  142. '
  143. ' UP TO 17 EA REFLECTOR RODS:
  144. ' GW 90 45 -RS -YRod 8*RR -RS YRod 8*RR Rrod
  145. ' GW 91 45 -RS -YRod 7*RR -RS YRod 7*RR Rrod
  146. ' GW 92 45 -RS -YRod 6*RR -RS YRod 6*RR Rrod
  147. GW 93 45 -RS -YRod 5*RR -RS YRod 5*RR Rrod
  148. GW 94 45 -RS -YRod 4*RR -RS YRod 4*RR Rrod
  149. GW 95 45 -RS -YRod 3*RR -RS YRod 3*RR Rrod
  150. GW 96 45 -RS -YRod 2*RR -RS YRod 2*RR Rrod
  151. GW 97 45 -RS -YRod RR -RS YRod RR Rrod
  152. GW 98 45 -RS -YRod -RR -RS YRod -RR Rrod
  153. GW 99 45 -RS -YRod -2*RR -RS YRod -2*RR Rrod
  154. GW 100 45 -RS -YRod -3*RR -RS YRod -3*RR Rrod
  155. GW 101 45 -RS -YRod -4*RR -RS YRod -4*RR Rrod
  156. GW 102 45 -RS -YRod -5*RR -RS YRod -5*RR Rrod
  157. ' GW 103 45 -RS -YRod -6*RR -RS YRod -6*RR Rrod
  158. ' GW 104 45 -RS -YRod -7*RR -RS YRod -7*RR Rrod
  159. ' GW 105 45 -RS -YRod -8*RR -RS YRod -8*RR Rrod
  160. '
  161. GW 66 33 -RS -YRod 0 -RS YRod 0 Rrod
  162. '
  163. GS 0 0 0.0254 ' Convert above from INCHES to METERS for NEC
  164. GE 0 ' No Ground Plane
  165. GN -1 ' Free Space
  166. EK 0 ' Enable Extended Kernel
  167. LD 5 0 0 0 Cond 0 ' Conductivity
  168. '
  169. EX 0 1 3 0 1 0 ' GW1 is SOURCE wire
  170. '
  171. ' FR Freq Sweep choices in order of increasing calculation time (fm holl_ands):
  172. ' FR 0 0 0 0 198 0 ' Fixed Freq
  173. ' FR 0 0 0 0 584 0 ' Fixed Freq
  174. FR 0 29 0 0 470 12 ' Freq Sweep 470-806 every 12 MHz - OLD UHF BAND
  175. ' FR 0 34 0 0 410 12 ' Freq Sweep 410-806 every 12 MHz - Even Wider Sweep
  176. ' FR 0 39 0 0 470 6 ' Freq Sweep 470-698 every 6 MHz - PREFERRED FOR UHF
  177. ' FR 0 77 0 0 470 3 ' Freq Sweep 470-698 every 3 MHz
  178. ' FR 0 153 0 0 470 1.5 ' Freq Sweep 470-698 every 1.5 MHz
  179. ' FR 0 71 0 0 300 10 ' Freq Sweep 300-1000 every 10 MHz - WIDEBAND SWEEP
  180. ' FR Hi-VHF choices:
  181. ' FR 0 15 0 0 174 3 ' Freq Sweep 174-216 every 3 MHz
  182. ' FR 0 29 0 0 174 1.5 ' Freq Sweep 174-216 every 1.5 MHz - PREFERRED
  183. ' FR 0 43 0 0 174 1 ' Freq Sweep 174-216 every 1 MHz - Hi-Rez
  184. ' FR 0 26 0 0 150 6 ' Freq Sweep 150-300 every 6 MHz - WIDEBAND SWEEP
  185. ' FR Lo-VHF choices:
  186. ' FR 0 19 0 0 54 3 ' Frequency Sweep every 3 MHz for Ch2-6 + FM
  187. ' FR 0 35 0 0 54 1 ' Frequency Sweep every 1 MHz for Ch2-6
  188. ' FR 0 36 0 0 75 1 ' Frequency Sweep every 1 MHz for Ch5 + Ch6 + FM
  189. ' FR 0 28 0 0 54 6 ' Wide Freq Sweep every 6 MHz for Ch2-13
  190. ' FR 0 64 0 0 54 12 ' Super Wide Freq Sweep 54-810 (Ch2-69) every 12 MHz
  191. ' RP choices in order of increasing calculation time:
  192. ' RP 0 1 1 1510 90 90 1 1 0 0 ' 1D Gain toward 0-deg Azimuth - SIDE GAIN
  193. ' RP 0 1 1 1510 90 0 1 1 0 0 ' 1D Gain toward 90-deg Azimuth - FORWARD GAIN
  194. ' RP 0 1 1 1510 90 180 1 1 0 0 ' 1D Gain toward 270-deg Azimuth - REVERSE GAIN
  195. ' RP 0 1 1 1510 90 15 1 1 0 0 ' 1D Gain toward 75-deg Azimuth BW +/- 15-deg
  196. ' RP 0 1 1 1510 90 20 1 1 0 0 ' 1D Gain toward 70-deg Azimuth BW +/- 20-deg
  197. ' RP 0 1 1 1510 90 30 1 1 0 0 ' 1D Gain toward 60-deg Azimuth BW +/- 30-deg
  198. ' RP 0 1 1 1510 90 40 1 1 0 0 ' 1D Gain toward 50-deg Azimuth BW +/- 40-deg
  199. ' RP 0 1 1 1510 90 50 1 1 0 0 ' 1D Gain toward 40-deg Azimuth BW +/- 50-deg
  200. ' RP 0 1 1 1510 90 60 1 1 0 0 ' 1D Gain toward 30-deg Azimuth BW +/- 60-deg
  201. ' RP 0 1 1 1510 90 70 1 1 0 0 ' 1D Gain toward 20-deg Azimuth BW +/- 70-deg
  202. ' RP 0 1 1 1510 90 80 1 1 0 0 ' 1D Gain toward 10-deg Azimuth BW +/- 80-deg
  203. ' RP 0 1 37 1510 90 0 1 5 0 0 ' 2D (Left only) Azimuthal Gain Slice
  204. RP 0 1 73 1510 90 0 1 5 0 0 ' 2D Azimuthal Gain Slice - PREFERRED
  205. ' RP 0 73 1 1510 90 0 5 1 0 0 ' 2D Elevation Gain Slice
  206. ' RP 0 73 73 1510 90 0 5 5 0 0 ' 3D Lower Hemisphere reveals antenna (Fixed Freq)
  207. ' RP 0 285 73 1510 90 0 5 5 0 0 ' 3D Full Coverage obscures antenna (Fixed Freq)
  208. EN
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