Question Solved1 Answer undefined 2. 3 a) A lossless quarter-wavelength transmission line is terminated by a load of 100+j50 22 at one end. The input impedance seen at the other end is 100-j50 22. i) What is the characteristic impedance of the quarter-wavelength transmission line? ii) What is the reflection coefficient at the load? iii) Give another example to show how a quarter-wavelength transmission line can be used in microwave circuit design. 2 5 b) A lossless 50 22 line is terminated with a short circuit. Using a Smith Chart or other methods to determine: i) The input impedance at a distance 2.32 from the load, ii) The distance from the load at which the input admittance is Yin=-; 0.04 S. 5 5 10 c) Find the scattering parameters of a parallel impedance Zp = 100 - 150 12 connected in a two-port 50 22 system, as shown in Fig. Q2c. Z=(100- j50) Fig. Q2c

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Transcribed Image Text: 2. 3 a) A lossless quarter-wavelength transmission line is terminated by a load of 100+j50 22 at one end. The input impedance seen at the other end is 100-j50 22. i) What is the characteristic impedance of the quarter-wavelength transmission line? ii) What is the reflection coefficient at the load? iii) Give another example to show how a quarter-wavelength transmission line can be used in microwave circuit design. 2 5 b) A lossless 50 22 line is terminated with a short circuit. Using a Smith Chart or other methods to determine: i) The input impedance at a distance 2.32 from the load, ii) The distance from the load at which the input admittance is Yin=-; 0.04 S. 5 5 10 c) Find the scattering parameters of a parallel impedance Zp = 100 - 150 12 connected in a two-port 50 22 system, as shown in Fig. Q2c. Z=(100- j50) Fig. Q2c
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Transcribed Image Text: 2. 3 a) A lossless quarter-wavelength transmission line is terminated by a load of 100+j50 22 at one end. The input impedance seen at the other end is 100-j50 22. i) What is the characteristic impedance of the quarter-wavelength transmission line? ii) What is the reflection coefficient at the load? iii) Give another example to show how a quarter-wavelength transmission line can be used in microwave circuit design. 2 5 b) A lossless 50 22 line is terminated with a short circuit. Using a Smith Chart or other methods to determine: i) The input impedance at a distance 2.32 from the load, ii) The distance from the load at which the input admittance is Yin=-; 0.04 S. 5 5 10 c) Find the scattering parameters of a parallel impedance Zp = 100 - 150 12 connected in a two-port 50 22 system, as shown in Fig. Q2c. Z=(100- j50) Fig. Q2c
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2.a) quater - wavelength{:[Z_(L)=100+j 50],[Z_("in ")=100-j 50],[l=lambda//4quad Bl=2pi//x*lambda//4=pi//2],[tan beta l],[tan pi//2=oo],[Z_(in)=(Z_(0)^(2))/(Z_(L))]:}(a) Characteristic umpedance{:[z_(0)=sqrt(z_(in)z_(L)) ... See the full answer