CM W8IO 18-element Yagi, 222 MHz CM 18.14 dBi directivity at 222.1 CM 18.01 dBi power gain at 222.1 CM 30.9 dB F/R at 222.1, E-plane SLL= -20.1 dB CM 28.7 dB F/R at 222.1, H-plane SLL= -18.4 dB CM Boomlength = 8.43m (27.6 ft) 6.24 wavelength CM DL6WU Gain = 17.61 dBi CM Element diameter = 0.188" DE diameter = 0.375" CM dimensions in meters CM W8IO 12-16-14 CE SY S18=8.430 SY D18=0.2777 SY S17=7.9829 SY D17=0.2822 GW 1 25 0.000 -0.3255 0.0 0.000 0.3255 0.0 .00238 GW 2 25 0.295 -0.322 0.0 0.295 0.322 0.0 .00476 GW 3 25 0.403 -0.310 0.0 0.403 0.310 0.0 .00238 GW 4 25 0.603 -0.3032 0.0 0.603 0.3032 0.0 .00238 GW 5 25 0.959 -0.300 0.0 0.959 0.300 0.0 .00238 GW 6 25 1.398 -0.296 0.0 1.398 0.296 0.0 .00238 GW 7 25 1.897 -0.291 0.0 1.897 0.291 0.0 .00238 GW 8 25 2.453 -0.287 0.0 2.453 0.287 0.0 .00238 GW 9 25 3.036 -0.283 0.0 3.036 0.283 0.0 .00238 GW 10 25 3.642 -0.279 0.0 3.642 0.279 0.0 .00238 GW 11 25 4.263 -0.277 0.0 4.263 0.277 0.0 .00238 GW 12 25 4.882 -0.274 0.0 4.882 0.274 0.0 .00238 GW 13 25 5.508 -0.272 0.0 5.508 0.272 0.0 .00238 GW 14 25 6.145 -0.269 0.0 6.145 0.269 0.0 .00238 GW 15 25 6.772 -0.270 0.0 6.772 0.270 0.0 .00238 GW 16 25 7.382 -0.271 0.0 7.382 0.271 0.0 .00238 GW 17 25 7.9829 -0.2822 0.0 7.9829 0.2822 0.0 .00238 GW 18 25 8.430 -0.2777 0.0 8.430 0.2777 0.0 .00238 GE 0 LD 5 1 0 0 24900000 LD 5 2 0 0 24900000 LD 5 3 0 0 24900000 LD 5 4 0 0 24900000 LD 5 5 0 0 24900000 LD 5 6 0 0 24900000 LD 5 7 0 0 24900000 LD 5 8 0 0 24900000 LD 5 9 0 0 24900000 LD 5 10 0 0 24900000 LD 5 11 0 0 24900000 LD 5 12 0 0 24900000 LD 5 13 0 0 24900000 LD 5 14 0 0 24900000 LD 5 15 0 0 24900000 LD 5 16 0 0 24900000 LD 5 17 0 0 24900000 LD 5 18 0 0 24900000 EK EX 0 2 13 0 1 0 FR 0 5 0 0 222.0 0.2 EN