W6NL 40m 1.9" El Moxon Yagi, Tee Loaded Over Ground 7.050 MHz 65 6061-T6 wires, inches d = -320 d' = d/2 s8 = 230 s9 = 283.75 u4 = 114 t8 = 254 t9 = 293 v4 = 118 s1 = 18 s3 = 72 s4 = 93 s5 = 117 s6 = 138 s7 = 186 t0 = 4 t1 = 36 t3 = 90 t4 = 111 t5 = 141 t6 = 162 t7 = 210 u1 = 24 u2 = 45 u3 = 66 v1 = 24 v2 = 45 v3 = 66 w0 = 3.183 w1 = 1.9 w3 = 1.66 w4 = 1.375 w5 = 1.25 w6 = 1.125 w6' = .75 w7 = 1 w8 = .875 w7' = .625 w9 = .5 w9' = .375 h = 840 Shift x -d' Shift z h 1 0 -s9 0 0 -s8 0 w9 1 0 -s8 0 0 -s7 0 w8 1 0 -s7 0 0 -s6 0 w7 1 0 -s6 0 0 -s5 0 w6 1 0 -s5 0 0 -s4 0 w5 1 0 -s4 0 0 -s3 0 w4 1 0 -s3 0 0 -s1 0 w3 1 0 -s1 0 0 0 0 w1 1 0 0 0 0 s1 0 w1 1 0 s1 0 0 s3 0 w3 1 0 s3 0 0 s4 0 w4 1 0 s4 0 0 s5 0 w5 1 0 s5 0 0 s6 0 w6 1 0 s6 0 0 s7 0 w7 1 0 s7 0 0 s8 0 w8 1 0 s8 0 0 s9 0 w9 1 0 -s8 0 u1 -s8 0 w6' 1 u1 -s8 0 u2 -s8 0 w7' 1 u2 -s8 0 u3 -s8 0 w9 1 u3 -s8 0 u4 -s8 0 w9' 1 0 -s8 0 -u1 -s8 0 w6' 1 -u1 -s8 0 -u2 -s8 0 w7' 1 -u2 -s8 0 -u3 -s8 0 w9 1 -u3 -s8 0 -u4 -s8 0 w9' 1 0 s8 0 u1 s8 0 w6' 1 u1 s8 0 u2 s8 0 w7' 1 u2 s8 0 u3 s8 0 w9 1 u3 s8 0 u4 s8 0 w9' 1 0 s8 0 -u1 s8 0 w6' 1 -u1 s8 0 -u2 s8 0 w7' 1 -u2 s8 0 -u3 s8 0 w9 1 -u3 s8 0 -u4 s8 0 w9' Shift x d' 1 0 -t9 0 0 -t8 0 w9 1 0 -t8 0 0 -t7 0 w8 1 0 -t7 0 0 -t6 0 w7 1 0 -t6 0 0 -t5 0 w6 1 0 -t5 0 0 -t4 0 w5 1 0 -t4 0 0 -t3 0 w4 1 0 -t3 0 0 -t1 0 w3 1 0 -t1 0 0 -t0 0 w1 1 0 -t0 0 0 t0 0 w0 1 0 t0 0 0 t1 0 w1 1 0 t1 0 0 t3 0 w3 1 0 t3 0 0 t4 0 w4 1 0 t4 0 0 t5 0 w5 1 0 t5 0 0 t6 0 w6 1 0 t6 0 0 t7 0 w7 1 0 t7 0 0 t8 0 w8 1 0 t8 0 0 t9 0 w9 1 0 -t8 0 v1 -t8 0 w6' 1 v1 -t8 0 v2 -t8 0 w7' 1 v2 -t8 0 v3 -t8 0 w9 1 v3 -t8 0 v4 -t8 0 w9' 1 0 -t8 0 -v1 -t8 0 w6' 1 -v1 -t8 0 -v2 -t8 0 w7' 1 -v2 -t8 0 -v3 -t8 0 w9 1 -v3 -t8 0 -v4 -t8 0 w9' 1 0 t8 0 v1 t8 0 w6' 1 v1 t8 0 v2 t8 0 w7' 1 v2 t8 0 v3 t8 0 w9 1 v3 t8 0 v4 t8 0 w9' 1 0 t8 0 -v1 t8 0 w6' 1 -v1 t8 0 -v2 t8 0 w7' 1 -v2 t8 0 -v3 t8 0 w9 1 -v3 t8 0 -v4 t8 0 w9' Shift end 1 source, current Wire 8, end2 This is a 2 el 40m Moxon Yagi, with balanced tip coupling and loading. Diameter 4 1.9 1.9 1.66 1.375 1.25 1.125 1 0.875 0.75 0.5 Thickness 0.5 0.249 0.109 0.14 0.116 0.116 0.116 0.116 0.116 0.116 0.058 Driven el. s1 s3 s4 s5 s6 s7 s8 s9 Length 6 18 54 21 24 21 48 42 3 52.75 Cum. length 18 72 93 117 138 186 228 231 283.75 Reflector t0 t1 t3 t4 t5 t6 t7 t8 t9 Length 4 36 54 21 30 21 48 42 3 38 Cum. length 4 36 36 90 111 141 162 210 252 255 293 Diameter 0.75 0.75 0.625 0.5 0.375 Thickness 0.116 0.058 0.058 0.058 0.058 Driven tee u1 u2 u3 u4 Length 6 18 21 21 48 Cum. length 6 24 45 66 114 Refl. tee v1 v2 v3 v4 Length 6 18 21 21 52 Cum. length 6 24 45 66 118