Figure 7 CQ221 221 Element Curtain Quad for 1296 MHz.
Back to The Curtain Quad http://home.comcast.net/~ross_anderson/CurtainQuad.htm
Figures 7a and 7b. These drawings of CQ221 were created by 4nec2. The dimensions of this antenna can be found in the program listing below.

Figures 7c and 7d. These plots for the CQ221 antenna were created in 4nec2 using the program below.


CE CQ221 221 element Curtain Quad from W1HBQ
SY l0=0.942968
SY l1=4.174933
SY l=4.572006
SY l2 = l
SY l3 = l
SY l4 = l
SY l5 = l
SY l6 = l
SY l7 = l
SY l8 = l
SY l9 = l
SY l10 = l
SY l11 = l
SY l12 = l
SY l13=4.105349
SY h=5.789171
SY y0 = .5 * l0
SY y1 = y0 + l1
SY y2 = y1 + l2
SY y3 = y2 + l3
SY y4 = y3 + l4
SY y5 = y4 + l5
SY y6 = y5 + l6
SY y7 = y6 + l7
SY y8 = y7 + l8
SY y9 = y8 + l9
SY y10 = y9 + l10
SY y11 = y10 + l11
SY y12 = y11 + l12
SY y13 = y12 + l13
SY z0 = 0
SY z1 = h
SY z2 = z1 + h
SY z3 = z2 + h
SY z4 = z3 + h
SY z5 = z4 + h
SY z6 = z5 + h
SY z7 = z6 + h
SY z8 = z7 + h
SY z9 = z8 + h
SY z10 = z9 + h
SY z11 = z10 + h
SY z12 = z11 + h
SY z13 = z12 + h
GW 1 11 0 y0 z13 0 y1 z13 0.0404
GW 2 2 0 0 z12 0 y0 z12 0.0404
GW 3 11 0 y0 z11 0 y1 z11 0.0404
GW 4 11 0 y2 z11 0 y3 z11 0.0404
GW 5 2 0 0 z10 0 y0 z10 0.0404
GW 6 11 0 y1 z10 0 y2 z10 0.0404
GW 7 11 0 y3 z10 0 y4 z10 0.0404
GW 8 11 0 y0 z9 0 y1 z9 0.0404
GW 9 11 0 y2 z9 0 y3 z9 0.0404
GW 10 11 0 y4 z9 0 y5 z9 0.0404
GW 11 2 0 0 z8 0 y0 z8 0.0404
GW 12 11 0 y1 z8 0 y2 z8 0.0404
GW 13 11 0 y3 z8 0 y4 z8 0.0404
GW 14 11 0 y5 z8 0 y6 z8 0.0404
GW 15 11 0 y0 z7 0 y1 z7 0.0404
GW 16 11 0 y2 z7 0 y3 z7 0.0404
GW 17 11 0 y4 z7 0 y5 z7 0.0404
GW 18 11 0 y6 z7 0 y7 z7 0.0404
GW 19 2 0 0 z6 0 y0 z6 0.0404
GW 20 11 0 y1 z6 0 y2 z6 0.0404
GW 21 11 0 y3 z6 0 y4 z6 0.0404
GW 22 11 0 y5 z6 0 y6 z6 0.0404
GW 23 11 0 y7 z6 0 y8 z6 0.0404
GW 24 11 0 y0 z5 0 y1 z5 0.0404
GW 25 11 0 y2 z5 0 y3 z5 0.0404
GW 26 11 0 y4 z5 0 y5 z5 0.0404
GW 27 11 0 y6 z5 0 y7 z5 0.0404
GW 28 11 0 y8 z5 0 y9 z5 0.0404
GW 29 2 0 0 z4 0 y0 z4 0.0404
GW 30 11 0 y1 z4 0 y2 z4 0.0404
GW 31 11 0 y3 z4 0 y4 z4 0.0404
GW 32 11 0 y5 z4 0 y6 z4 0.0404
GW 33 11 0 y7 z4 0 y8 z4 0.0404
GW 34 11 0 y9 z4 0 y10 z4 0.0404
GW 35 11 0 y0 z3 0 y1 z3 0.0404
GW 36 11 0 y2 z3 0 y3 z3 0.0404
GW 37 11 0 y4 z3 0 y5 z3 0.0404
GW 38 11 0 y6 z3 0 y7 z3 0.0404
GW 39 11 0 y8 z3 0 y9 z3 0.0404
GW 40 11 0 y10 z3 0 y11 z3 0.0404
GW 41 2 0 0 z2 0 y0 z2 0.0404
GW 42 11 0 y1 z2 0 y2 z2 0.0404
GW 43 11 0 y3 z2 0 y4 z2 0.0404
GW 44 11 0 y5 z2 0 y6 z2 0.0404
GW 45 11 0 y7 z2 0 y8 z2 0.0404
GW 46 11 0 y9 z2 0 y10 z2 0.0404
GW 47 11 0 y11 z2 0 y12 z2 0.0404
GW 48 11 0 y0 z1 0 y1 z1 0.0404
GW 49 11 0 y2 z1 0 y3 z1 0.0404
GW 50 11 0 y4 z1 0 y5 z1 0.0404
GW 51 11 0 y6 z1 0 y7 z1 0.0404
GW 52 11 0 y8 z1 0 y9 z1 0.0404
GW 53 11 0 y10 z1 0 y11 z1 0.0404
GW 54 11 0 y12 z1 0 y13 z1 0.0404
GW 55 2 0 0 z0 0 y0 z0 0.0404
GW 56 11 0 y1 z0 0 y2 z0 0.0404
GW 57 11 0 y3 z0 0 y4 z0 0.0404
GW 58 11 0 y5 z0 0 y6 z0 0.0404
GW 59 11 0 y7 z0 0 y8 z0 0.0404
GW 60 11 0 y9 z0 0 y10 z0 0.0404
GW 61 11 0 y11 z0 0 y12 z0 0.0404
GW 62 11 0 y0 -z1 0 y1 -z1 0.0404
GW 63 11 0 y2 -z1 0 y3 -z1 0.0404
GW 64 11 0 y4 -z1 0 y5 -z1 0.0404
GW 65 11 0 y6 -z1 0 y7 -z1 0.0404
GW 66 11 0 y8 -z1 0 y9 -z1 0.0404
GW 67 11 0 y10 -z1 0 y11 -z1 0.0404
GW 68 11 0 y12 -z1 0 y13 -z1 0.0404
GW 69 2 0 0 -z2 0 y0 -z2 0.0404
GW 70 11 0 y1 -z2 0 y2 -z2 0.0404
GW 71 11 0 y3 -z2 0 y4 -z2 0.0404
GW 72 11 0 y5 -z2 0 y6 -z2 0.0404
GW 73 11 0 y7 -z2 0 y8 -z2 0.0404
GW 74 11 0 y9 -z2 0 y10 -z2 0.0404
GW 75 11 0 y11 -z2 0 y12 -z2 0.0404
GW 76 11 0 y0 -z3 0 y1 -z3 0.0404
GW 77 11 0 y2 -z3 0 y3 -z3 0.0404
GW 78 11 0 y4 -z3 0 y5 -z3 0.0404
GW 79 11 0 y6 -z3 0 y7 -z3 0.0404
GW 80 11 0 y8 -z3 0 y9 -z3 0.0404
GW 81 11 0 y10 -z3 0 y11 -z3 0.0404
GW 82 2 0 0 -z4 0 y0 -z4 0.0404
GW 83 11 0 y1 -z4 0 y2 -z4 0.0404
GW 84 11 0 y3 -z4 0 y4 -z4 0.0404
GW 85 11 0 y5 -z4 0 y6 -z4 0.0404
GW 86 11 0 y7 -z4 0 y8 -z4 0.0404
GW 87 11 0 y9 -z4 0 y10 -z4 0.0404
GW 88 11 0 y0 -z5 0 y1 -z5 0.0404
GW 89 11 0 y2 -z5 0 y3 -z5 0.0404
GW 90 11 0 y4 -z5 0 y5 -z5 0.0404
GW 91 11 0 y6 -z5 0 y7 -z5 0.0404
GW 92 11 0 y8 -z5 0 y9 -z5 0.0404
GW 93 2 0 0 -z6 0 y0 -z6 0.0404
GW 94 11 0 y1 -z6 0 y2 -z6 0.0404
GW 95 11 0 y3 -z6 0 y4 -z6 0.0404
GW 96 11 0 y5 -z6 0 y6 -z6 0.0404
GW 97 11 0 y7 -z6 0 y8 -z6 0.0404
GW 98 11 0 y0 -z7 0 y1 -z7 0.0404
GW 99 11 0 y2 -z7 0 y3 -z7 0.0404
GW 100 11 0 y4 -z7 0 y5 -z7 0.0404
GW 101 11 0 y6 -z7 0 y7 -z7 0.0404
GW 102 2 0 0 -z8 0 y0 -z8 0.0404
GW 103 11 0 y1 -z8 0 y2 -z8 0.0404
GW 104 11 0 y3 -z8 0 y4 -z8 0.0404
GW 105 11 0 y5 -z8 0 y6 -z8 0.0404
GW 106 11 0 y0 -z9 0 y1 -z9 0.0404
GW 107 11 0 y2 -z9 0 y3 -z9 0.0404
GW 108 11 0 y4 -z9 0 y5 -z9 0.0404
GW 109 2 0 0 -z10 0 y0 -z10 0.0404
GW 110 11 0 y1 -z10 0 y2 -z10 0.0404
GW 111 11 0 y3 -z10 0 y4 -z10 0.0404
GW 112 11 0 y0 -z11 0 y1 -z11 0.0404
GW 113 11 0 y2 -z11 0 y3 -z11 0.0404
GW 114 2 0 0 -z12 0 y0 -z12 0.0404
GW 115 11 0 y1 -z12 0 y2 -z12 0.0404
GW 116 11 0 y0 -z13 0 y1 -z13 0.0404
GW 117 13 0 y0 z13 0 y0 z12 0.0404
GW 118 13 0 y0 z12 0 y0 z11 0.0404
GW 119 13 0 y0 z11 0 y0 z10 0.0404
GW 120 13 0 y0 z10 0 y0 z9 0.0404
GW 121 13 0 y0 z9 0 y0 z8 0.0404
GW 122 13 0 y0 z8 0 y0 z7 0.0404
GW 123 13 0 y0 z7 0 y0 z6 0.0404
GW 124 13 0 y0 z6 0 y0 z5 0.0404
GW 125 13 0 y0 z5 0 y0 z4 0.0404
GW 126 13 0 y0 z4 0 y0 z3 0.0404
GW 127 13 0 y0 z3 0 y0 z2 0.0404
GW 128 13 0 y0 z2 0 y0 z1 0.0404
GW 129 13 0 y0 z1 0 y0 z0 0.0404
GW 130 13 0 y0 z0 0 y0 -z1 0.0404
GW 131 13 0 y0 -z1 0 y0 -z2 0.0404
GW 132 13 0 y0 -z2 0 y0 -z3 0.0404
GW 133 13 0 y0 -z3 0 y0 -z4 0.0404
GW 134 13 0 y0 -z4 0 y0 -z5 0.0404
GW 135 13 0 y0 -z5 0 y0 -z6 0.0404
GW 136 13 0 y0 -z6 0 y0 -z7 0.0404
GW 137 13 0 y0 -z7 0 y0 -z8 0.0404
GW 138 13 0 y0 -z8 0 y0 -z9 0.0404
GW 139 13 0 y0 -z9 0 y0 -z10 0.0404
GW 140 13 0 y0 -z10 0 y0 -z11 0.0404
GW 141 13 0 y0 -z11 0 y0 -z12 0.0404
GW 142 13 0 y0 -z12 0 y0 -z13 0.0404
GW 143 13 0 y1 z13 0 y1 z12 0.0404
GW 144 13 0 y1 z12 0 y1 z11 0.0404
GW 145 13 0 y1 z11 0 y1 z10 0.0404
GW 146 13 0 y1 z10 0 y1 z9 0.0404
GW 147 13 0 y1 z9 0 y1 z8 0.0404
GW 148 13 0 y1 z8 0 y1 z7 0.0404
GW 149 13 0 y1 z7 0 y1 z6 0.0404
GW 150 13 0 y1 z6 0 y1 z5 0.0404
GW 151 13 0 y1 z5 0 y1 z4 0.0404
GW 152 13 0 y1 z4 0 y1 z3 0.0404
GW 153 13 0 y1 z3 0 y1 z2 0.0404
GW 154 13 0 y1 z2 0 y1 z1 0.0404
GW 155 13 0 y1 z1 0 y1 z0 0.0404
GW 156 13 0 y1 z0 0 y1 -z1 0.0404
GW 157 13 0 y1 -z1 0 y1 -z2 0.0404
GW 158 13 0 y1 -z2 0 y1 -z3 0.0404
GW 159 13 0 y1 -z3 0 y1 -z4 0.0404
GW 160 13 0 y1 -z4 0 y1 -z5 0.0404
GW 161 13 0 y1 -z5 0 y1 -z6 0.0404
GW 162 13 0 y1 -z6 0 y1 -z7 0.0404
GW 163 13 0 y1 -z7 0 y1 -z8 0.0404
GW 164 13 0 y1 -z8 0 y1 -z9 0.0404
GW 165 13 0 y1 -z9 0 y1 -z10 0.0404
GW 166 13 0 y1 -z10 0 y1 -z11 0.0404
GW 167 13 0 y1 -z11 0 y1 -z12 0.0404
GW 168 13 0 y1 -z12 0 y1 -z13 0.0404
GW 169 13 0 y2 z11 0 y2 z10 0.0404
GW 170 13 0 y2 z10 0 y2 z9 0.0404
GW 171 13 0 y2 z9 0 y2 z8 0.0404
GW 172 13 0 y2 z8 0 y2 z7 0.0404
GW 173 13 0 y2 z7 0 y2 z6 0.0404
GW 174 13 0 y2 z6 0 y2 z5 0.0404
GW 175 13 0 y2 z5 0 y2 z4 0.0404
GW 176 13 0 y2 z4 0 y2 z3 0.0404
GW 177 13 0 y2 z3 0 y2 z2 0.0404
GW 178 13 0 y2 z2 0 y2 z1 0.0404
GW 179 13 0 y2 z1 0 y2 z0 0.0404
GW 180 13 0 y2 z0 0 y2 -z1 0.0404
GW 181 13 0 y2 -z1 0 y2 -z2 0.0404
GW 182 13 0 y2 -z2 0 y2 -z3 0.0404
GW 183 13 0 y2 -z3 0 y2 -z4 0.0404
GW 184 13 0 y2 -z4 0 y2 -z5 0.0404
GW 185 13 0 y2 -z5 0 y2 -z6 0.0404
GW 186 13 0 y2 -z6 0 y2 -z7 0.0404
GW 187 13 0 y2 -z7 0 y2 -z8 0.0404
GW 188 13 0 y2 -z8 0 y2 -z9 0.0404
GW 189 13 0 y2 -z9 0 y2 -z10 0.0404
GW 190 13 0 y2 -z10 0 y2 -z11 0.0404
GW 191 13 0 y2 -z11 0 y2 -z12 0.0404
GW 192 13 0 y3 z11 0 y3 z10 0.0404
GW 193 13 0 y3 z10 0 y3 z9 0.0404
GW 194 13 0 y3 z9 0 y3 z8 0.0404
GW 195 13 0 y3 z8 0 y3 z7 0.0404
GW 196 13 0 y3 z7 0 y3 z6 0.0404
GW 197 13 0 y3 z6 0 y3 z5 0.0404
GW 198 13 0 y3 z5 0 y3 z4 0.0404
GW 199 13 0 y3 z4 0 y3 z3 0.0404
GW 200 13 0 y3 z3 0 y3 z2 0.0404
GW 201 13 0 y3 z2 0 y3 z1 0.0404
GW 202 13 0 y3 z1 0 y3 z0 0.0404
GW 203 13 0 y3 z0 0 y3 -z1 0.0404
GW 204 13 0 y3 -z1 0 y3 -z2 0.0404
GW 205 13 0 y3 -z2 0 y3 -z3 0.0404
GW 206 13 0 y3 -z3 0 y3 -z4 0.0404
GW 207 13 0 y3 -z4 0 y3 -z5 0.0404
GW 208 13 0 y3 -z5 0 y3 -z6 0.0404
GW 209 13 0 y3 -z6 0 y3 -z7 0.0404
GW 210 13 0 y3 -z7 0 y3 -z8 0.0404
GW 211 13 0 y3 -z8 0 y3 -z9 0.0404
GW 212 13 0 y3 -z9 0 y3 -z10 0.0404
GW 213 13 0 y3 -z10 0 y3 -z11 0.0404
GW 214 13 0 y4 z10 0 y4 z9 0.0404
GW 215 13 0 y4 z9 0 y4 z8 0.0404
GW 216 13 0 y4 z8 0 y4 z7 0.0404
GW 217 13 0 y4 z7 0 y4 z6 0.0404
GW 218 13 0 y4 z6 0 y4 z5 0.0404
GW 219 13 0 y4 z5 0 y4 z4 0.0404
GW 220 13 0 y4 z4 0 y4 z3 0.0404
GW 221 13 0 y4 z3 0 y4 z2 0.0404
GW 222 13 0 y4 z2 0 y4 z1 0.0404
GW 223 13 0 y4 z1 0 y4 z0 0.0404
GW 224 13 0 y4 z0 0 y4 -z1 0.0404
GW 225 13 0 y4 -z1 0 y4 -z2 0.0404
GW 226 13 0 y4 -z2 0 y4 -z3 0.0404
GW 227 13 0 y4 -z3 0 y4 -z4 0.0404
GW 228 13 0 y4 -z4 0 y4 -z5 0.0404
GW 229 13 0 y4 -z5 0 y4 -z6 0.0404
GW 230 13 0 y4 -z6 0 y4 -z7 0.0404
GW 231 13 0 y4 -z7 0 y4 -z8 0.0404
GW 232 13 0 y4 -z8 0 y4 -z9 0.0404
GW 233 13 0 y4 -z9 0 y4 -z10 0.0404
GW 234 13 0 y5 z9 0 y5 z8 0.0404
GW 235 13 0 y5 z8 0 y5 z7 0.0404
GW 236 13 0 y5 z7 0 y5 z6 0.0404
GW 237 13 0 y5 z6 0 y5 z5 0.0404
GW 238 13 0 y5 z5 0 y5 z4 0.0404
GW 239 13 0 y5 z4 0 y5 z3 0.0404
GW 240 13 0 y5 z3 0 y5 z2 0.0404
GW 241 13 0 y5 z2 0 y5 z1 0.0404
GW 242 13 0 y5 z1 0 y5 z0 0.0404
GW 243 13 0 y5 z0 0 y5 -z1 0.0404
GW 244 13 0 y5 -z1 0 y5 -z2 0.0404
GW 245 13 0 y5 -z2 0 y5 -z3 0.0404
GW 246 13 0 y5 -z3 0 y5 -z4 0.0404
GW 247 13 0 y5 -z4 0 y5 -z5 0.0404
GW 248 13 0 y5 -z5 0 y5 -z6 0.0404
GW 249 13 0 y5 -z6 0 y5 -z7 0.0404
GW 250 13 0 y5 -z7 0 y5 -z8 0.0404
GW 251 13 0 y5 -z8 0 y5 -z9 0.0404
GW 252 13 0 y6 z8 0 y6 z7 0.0404
GW 253 13 0 y6 z7 0 y6 z6 0.0404
GW 254 13 0 y6 z6 0 y6 z5 0.0404
GW 255 13 0 y6 z5 0 y6 z4 0.0404
GW 256 13 0 y6 z4 0 y6 z3 0.0404
GW 257 13 0 y6 z3 0 y6 z2 0.0404
GW 258 13 0 y6 z2 0 y6 z1 0.0404
GW 259 13 0 y6 z1 0 y6 z0 0.0404
GW 260 13 0 y6 z0 0 y6 -z1 0.0404
GW 261 13 0 y6 -z1 0 y6 -z2 0.0404
GW 262 13 0 y6 -z2 0 y6 -z3 0.0404
GW 263 13 0 y6 -z3 0 y6 -z4 0.0404
GW 264 13 0 y6 -z4 0 y6 -z5 0.0404
GW 265 13 0 y6 -z5 0 y6 -z6 0.0404
GW 266 13 0 y6 -z6 0 y6 -z7 0.0404
GW 267 13 0 y6 -z7 0 y6 -z8 0.0404
GW 268 13 0 y7 z7 0 y7 z6 0.0404
GW 269 13 0 y7 z6 0 y7 z5 0.0404
GW 270 13 0 y7 z5 0 y7 z4 0.0404
GW 271 13 0 y7 z4 0 y7 z3 0.0404
GW 272 13 0 y7 z3 0 y7 z2 0.0404
GW 273 13 0 y7 z2 0 y7 z1 0.0404
GW 274 13 0 y7 z1 0 y7 z0 0.0404
GW 275 13 0 y7 z0 0 y7 -z1 0.0404
GW 276 13 0 y7 -z1 0 y7 -z2 0.0404
GW 277 13 0 y7 -z2 0 y7 -z3 0.0404
GW 278 13 0 y7 -z3 0 y7 -z4 0.0404
GW 279 13 0 y7 -z4 0 y7 -z5 0.0404
GW 280 13 0 y7 -z5 0 y7 -z6 0.0404
GW 281 13 0 y7 -z6 0 y7 -z7 0.0404
GW 282 13 0 y8 z6 0 y8 z5 0.0404
GW 283 13 0 y8 z5 0 y8 z4 0.0404
GW 284 13 0 y8 z4 0 y8 z3 0.0404
GW 285 13 0 y8 z3 0 y8 z2 0.0404
GW 286 13 0 y8 z2 0 y8 z1 0.0404
GW 287 13 0 y8 z1 0 y8 z0 0.0404
GW 288 13 0 y8 z0 0 y8 -z1 0.0404
GW 289 13 0 y8 -z1 0 y8 -z2 0.0404
GW 290 13 0 y8 -z2 0 y8 -z3 0.0404
GW 291 13 0 y8 -z3 0 y8 -z4 0.0404
GW 292 13 0 y8 -z4 0 y8 -z5 0.0404
GW 293 13 0 y8 -z5 0 y8 -z6 0.0404
GW 294 13 0 y9 z5 0 y9 z4 0.0404
GW 295 13 0 y9 z4 0 y9 z3 0.0404
GW 296 13 0 y9 z3 0 y9 z2 0.0404
GW 297 13 0 y9 z2 0 y9 z1 0.0404
GW 298 13 0 y9 z1 0 y9 z0 0.0404
GW 299 13 0 y9 z0 0 y9 -z1 0.0404
GW 300 13 0 y9 -z1 0 y9 -z2 0.0404
GW 301 13 0 y9 -z2 0 y9 -z3 0.0404
GW 302 13 0 y9 -z3 0 y9 -z4 0.0404
GW 303 13 0 y9 -z4 0 y9 -z5 0.0404
GW 304 13 0 y10 z4 0 y10 z3 0.0404
GW 305 13 0 y10 z3 0 y10 z2 0.0404
GW 306 13 0 y10 z2 0 y10 z1 0.0404
GW 307 13 0 y10 z1 0 y10 z0 0.0404
GW 308 13 0 y10 z0 0 y10 -z1 0.0404
GW 309 13 0 y10 -z1 0 y10 -z2 0.0404
GW 310 13 0 y10 -z2 0 y10 -z3 0.0404
GW 311 13 0 y10 -z3 0 y10 -z4 0.0404
GW 312 13 0 y11 z3 0 y11 z2 0.0404
GW 313 13 0 y11 z2 0 y11 z1 0.0404
GW 314 13 0 y11 z1 0 y11 z0 0.0404
GW 315 13 0 y11 z0 0 y11 -z1 0.0404
GW 316 13 0 y11 -z1 0 y11 -z2 0.0404
GW 317 13 0 y11 -z2 0 y11 -z3 0.0404
GW 318 13 0 y12 z2 0 y12 z1 0.0404
GW 319 13 0 y12 z1 0 y12 z0 0.0404
GW 320 13 0 y12 z0 0 y12 -z1 0.0404
GW 321 13 0 y12 -z1 0 y12 -z2 0.0404
GW 322 13 0 y13 z1 0 y13 z0 0.0404
GW 323 13 0 y13 z0 0 y13 -z1 0.0404
GW 324 11 0 y1 z12 0 y2 z12 0.0404
GW 325 13 0 y2 z12 0 y2 z11 0.0404
GX 400 010
GS 0 0 0.0254
GE 0
LD 5 0 0 0 58000000 0
EX 0 55 1 0 1 0
GN -1
FR 0 1 0 0 1296 0
EN