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Question 1 2.5 pts Use the following circuit for the 3 questions below. A 50-2 lossless...
Problem 3. A lossless air-filled transmission line with Zo = 500 is terminated in a load with Z. = (100 +j25) 22. Determine the reflection coefficient, VSWR, and the input impedance 0.122 away from the load.
a. A 50 air-filled transmission line is working at 3 MHz on a length of 5.21. The line is terminated with a load impedance of ZĽ = 40 + j25 12. Evaluate: i. VSWR using both Smith Chart and equation. Compare both answers. (CO3: P04 - 3 marks) ii. Reflection coefficient at the load using both Smith Chart and equation. Compare both answers. (CO3: P04 - 3 marks) iii. Input impedance and input admittance using the Smith Chart. (CO3: PO4...
Question 1 A purely resistive load has a VSWR of 3 in a lossless transmission line. Given that the characteristic impedance is 50 ohm, find all possible values for the load impendence Illustrate your answer using a Smith Chart (5 marks) Question 1 A purely resistive load has a VSWR of 3 in a lossless transmission line. Given that the characteristic impedance is 50 ohm, find all possible values for the load impendence Illustrate your answer using a Smith Chart...
Problem 2 A transmission line configuration, shown below, is use in a communications system to divide power. The frequency is 100 MHz and all transmission lines are considered ideal and lossless. The values of 2,2 = 225Ω, 2, = 50Ω, Zo,3 = 50Ω, and L3 = 0.75 meters. (a) Determine the shortest line lengths for Li and L2 and their corresponding charac- teristic impedances Z2, Z1 to give equal power (Zi into the two loads (eg into Z2, and Z)...
At a nominal operating frequency of 5 GHz, a 50 Ω lossless coaxial line with insulating material with relative permittivity Er-2.2 İs terminated in an antenna with a load impedance of RL-25 Ω in series with a C-pF capacitor. The line length is 30cm. (a) Use a Smith chart to find Zin (b) Now suppose that we need the antenna to operate over a narrow band of +3MHz about the nominal operating frequency of 5GHz. i. Plot ігі as a...
2.(25 points. All answers must be written on the exam sheet below, not on the Smith Chart. But, you must show all your work on the Smith Chart.) A lossless 50 ohm transmission line is 0.4X long and is terminated in a load with -(40-j30) n. Use the Smith Chart to find the following 1-0.41 z, (40-130) (a) (S points) The standing wave-ratio on the line at AA (b) (5 points) The reflection coefficient at the load. Indicate phase in...
2. (40 point total) A lossless, air dielectric transmission line is 0.75 meters long and has a characteristic impedance of 50 ohms. The line operates at a frequency of 300 MHz and is terminated in a load impedance Z1-50+j10 ohms. (a) (10 pts) Sketch and label a circuit diagram showing the transmission line, load impedance and indicating the input impedance, Zin, to the terminated line section. Include relevant information given above in this sketch. (b) (10 pts) Find the complex...
Really appreciate any help. Thank you in advance! 1. Use the Smith chart to find the reflection coefficient corresponding to the load impedance ZL =30−j80Ω. 2. Use the Smith chart to find the impedance corresponding to a reflection coefficient of Γ = ◦ 0.5̸ −45. 3. A transmission line is terminated with a load ZL = 80 + j120 Ω. Use the Smith chart to find (a) the load reflection coefficient, (b) the standing wave ratio, (c) the input impedance...
need help with question 3 ( question 2 for reference ) 3) For the cable in problem 2) now consider it to be lossless (i.e. perfect conductors and filled with a dielectric material of ε,-3 and σ-0 S/m). (a) Determine a, B, up and Zo for the line. (b) If the line is terminated by a loading impedance Zt.-(30-j70) 2, find the reflection coefficient at the load, the standing-wave ratio on the line, the position of the voltage maximum nearest...
answer number 3 and 4 Problem 7. Transmission Lines The figure below shows a transmission line with a characteristic impedance Z,-50 Ω, connected to a single frequency generator with an internal impedance R,-50 C (not shown), and terminated in a purely resistive load RL 50 2. At the frequency of the generator, the wavelength of the transmission line is λ = 2 m. At a distance dl-1.25 m away from the load, a shorted stub is connected via a tee....