Dimensions 1 5 6 Feed 1 0 0 Antenna 4 1 2 1 4 3 2 3 4 Null 6 0 2 1 3 2 0 2 3 4 0 4 3 Length 1 3 4 Solution 11 0 0 1 0 1 0 2 1 2 1 3 1 3 1 4 2 4 2 3 3 3 3 2 4 2 4 3 4 2 4 1 4 3 3 2 2 2 2 3 2 2 2 1 2