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A terminated transmission line with Zo = 50 Ohms has a reflection coefficient at the load...

A terminated transmission line with Zo = 50 Ohms has a reflection coefficient at the load of 0.6 at an angle of 80 degrees.

The load impedance is 27.77 + j51.3 and the reflection coefficient 0.3 * lamda away from the load is -0.432 - j0.418.

What is the input impedance at this point?

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