Fig.2 Parallel array network.[2]

Fig.4 illustrates a conventional 2-way Wilkinson Power Divider. Power division ratio (K2) of the output ports is up to the particular application that is going to be designed. In this case this proportion was 1:1 so (S21=S12). Ports are isolated so [S] matrix of the device is reciprocal (Sij=Sji).