CM W8IO 17 Element 144 MHz Yagi with V-shaped DE CM 17.11 dBi directivity at 144.1 CM 17.00 dBi power gain at 144.1 CM E-Plane: 35.48 dB F/R, SLL = -19.2 dB, BW = 27.8 deg CM H-Plane: 32.34 dB F/R, SLL = -16.5 dB, BW = 29.2 deg CM DL6WU stacking = 4.33m (E) and 4.13m (H) CM Element diameters = 0.25" and DE = 0.375" CM Boom length = 34.78 feet (10.6m) (5.095 wavelengths) CE Dimensions in meters GW 1 25 0.000 -0.5095 0 0.000 0.5095 0 3.18e-3 GW 2 8 0.286 -0.1 0 0.232 -0.4905 0 4.8e-3 GW 3 8 0.286 0.1 0 0.232 0.4905 0 4.8e-3 GW 4 3 0.286 -0.1 0 0.286 0.1 0 4.8e-3 GW 5 25 0.421 -0.482 0 0.421 0.482 0 3.18e-3 GW 6 25 0.707 -0.4775 0 0.707 0.4775 0 3.18e-3 GW 7 25 1.246 -0.466 0 1.246 0.466 0 3.18e-3 GW 8 25 1.886 -0.4585 0 1.886 0.4585 0 3.18e-3 GW 9 24 2.628 -0.451 0 2.628 0.451 0 3.18e-3 GW 10 23 3.419 -0.445 0 3.419 0.445 0 3.18e-3 GW 11 23 4.239 -0.439 0 4.239 0.439 0 3.18e-3 GW 12 23 5.086 -0.4345 0 5.086 0.4345 0 3.18e-3 GW 13 23 5.939 -0.4315 0 5.939 0.4315 0 3.18e-3 GW 14 23 6.771 -0.431 0 6.771 0.431 0 3.18e-3 GW 15 23 7.592 -0.43 0 7.592 0.43 0 3.18e-3 GW 16 22 8.388 -0.43 0 8.388 0.43 0 3.18e-3 'opt GW 17 22 9.160 -0.426 0 9.160 0.426 0 3.18e-3 'opt GW 18 22 9.925 -0.412 0 9.925 0.412 0 3.18e-3 'opt GW 19 22 10.600 -0.399 0 10.600 0.399 0 3.18e-3 'opt GE 0 LD 5 1 0 0 2.5e7 0 LD 5 2 0 0 2.5e7 0 LD 5 3 0 0 2.5e7 0 LD 5 4 0 0 2.5e7 0 LD 5 5 0 0 2.5e7 0 LD 5 6 0 0 2.5e7 0 LD 5 7 0 0 2.5e7 0 LD 5 8 0 0 2.5e7 0 LD 5 9 0 0 2.5e7 0 LD 5 10 0 0 2.5e7 0 LD 5 11 0 0 2.5e7 0 LD 5 12 0 0 2.5e7 0 LD 5 13 0 0 2.5e7 0 LD 5 14 0 0 2.5e7 0 LD 5 15 0 0 2.5e7 0 LD 5 16 0 0 2.5e7 0 LD 5 17 0 0 2.5e7 0 LD 5 18 0 0 2.5e7 0 LD 5 19 0 0 2.5e7 0 EX 0 4 2 0 1 0 FR 0 1 0 0 144.1 0