Research Article

Optimum Design of Multi-Section Asymmetrical Transdirectional Couplers with Port Impedance Matching up to S Band Frequency

Table 7

Dimension and capacitor value for design 10 dB ATRD coupler has been described in Example 3.

Section

11.3 1.58 20.9 1.08 1.30.2 1.9 20.5 2.99 50.2 0.2 4
20.2 1.76 30.2 2.5 30.2 1.380.5 3.85 50.2 0.2 4
30.2 < 1.88 < 30.2 < 1.41 < 30.2 < 1.25 < 20.5 1.04 50.2 0.2 < 4
40.2 < 0.69 < 30.2 < 1.03 < 30.2 < 1.9 < 20.5 < 2.74 < 50.2 0.5 < 4
50.2 < 2.22 < 30.2 < 2.69 < 30.2 < 0.87 < 20.5 < 2.7 < 50.2 0.2 < 4
60.2 < 0.57 < 30.2 < 1.03 < 30.2 < 1.95 < 20.5 < 1.8 < 50.2 0.2 < 4
70.2 < 0.59 < 30.2 < 0.51 < 30.2 < 1.97 < 20.5 < 1.17 < 50.2 0.5 < 4
80.2 < 0.87 < 30.2 < 0.59 < 30.2 < 1.7 < 20.5 < 1.09 < 50.2 0.2 < 4
90.2 < 0.56 < 30.2 < 0.62 < 30.2 < 1.91 < 20.5 < 1.69 < 50.2 0.2 < 4
101.3 < 1.57 < 20.5 < 0.74 < 10.2 < 1.31 < 20.5 < 1.09 < 50.2 0.5 < 4