Networks Analysis and Synthesis - Engineering

Q1:

A two-port network is represented by ABCD parameters given by

If port is terminated by RL, then input impedance seen at port 1 is given by

A

B

C

D

ANS:D -

From transmission matrix V1 = AV2 - BI2 I/P impedance I1 = CV2 - DI2 Given V2 = - I2.R1 .