1. a) For a purely reactive load impedance of the form of a is always unity,...
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...
1) A transmission line with z, = 120o is terminated with a load Z. = 120 If the line is /4 long, find (a) The reflection coefficient T (b) The standing wave ratio VSWR. (c) The input impedance Zm 120X2. 2S points) 14 1) A transmission line with z, = 120o is terminated with a load Z. = 120 If the line is /4 long, find (a) The reflection coefficient T (b) The standing wave ratio VSWR. (c) The input...
Question 4 (a) The input impedance of a lossless air-core transmission line with characteristic impedance Ro. phase constant B and length I terminated in an impedance Z, is given by R,+Z, tan( i. Determine the length of an open circuit 50Ω line required to create a 0.1 nH inductor at a frequency of 10 GHz. (6 marks) ii. Determine the input impedance of the line in part () if the open circuit is changed to a short circuit. (3 marks)...
3, A lossless transmission line of length 1 = 1.57λ and characteristic 17 +j60Ω. impedance Z, = 50Ω is loaded with an impedance of ZL Compute the following: (a) Reflection coefficient at the load in both rectangular and polar form. (b) SWR, and RL (c) Input impedance at the generator. (d) Reflection coefficient at the input to the transmission line in both rectangular and polar form
3.15-3 A lossless coaxial cable having characteristic impedance 50 is terminated bya load with impedance 25+525 12. (a) What is the voltage reflection coefficient at the load? (b) Plot the input impedance for transmission line lengths from 0 to 0.15A Please plot as a single curve in the complex plane, with the horizontal axis as the real component and the vertical axis as the imaginary component. Indicate at each end of the curve the associated lengths. (c) For what lengths...
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...
Problem 2: (10 points) Current standing wave on a transmission line with a characteristic impedance of 5012 is shown below: ||OI 100mA M 10mA (a) Calculate the magnitude of the reflection coefficient at the load end. (b) Calculate the value of load impedance placed at the end of the transmission line.
A transmission line with characteristic impedance of 100 ? is connected to a 200+j400 ? load. Use Smith chart to calculate (i) standing wave ratio (ii) reflection coefficient (iii) lengths and locations of a short circuited shunt stub to match the load to the transmission line.
2. Find the reflection coefficient, SWR, and the input impedance at the distance & from the end of the line for the transmission line with characteristic impedance Zo and the load impedances: (a) capacitance C (b) inductance L (c) impedance ZĻ = Zo (d) another transmission line with characteristic impedance Ž (e) open circuit (R = ) (f) short circuit (R = 0)
A lossless transmission line of electrical length l = 0.35λ is terminated in a load impedance as shown in the following figure, where ZL = 60Ω, and Z0 = 100Ω. Find: a) Relfection coefficient Γ, b) Standing wave ratio S (or VSWR), c) Input impedance Zin.