K9AY Loop Project Page

http://k3zxl.com/K9AY_Loop_Orthogonal_Nulling/An%20Orthogonally%20Steered%20Antenna%20that%20Reduces%20Interference%20-%20Tony%20Preedy,%20G3LNP%20(QST%20Oct.%202010).pdfhttp://k3zxl.com/K9AY_Loop_Orthogonal_Nulling/