Derive the scattering parameters for each of the following networks by using the parameter def- initions. Network 1 is a length l of a lossless transmission line of impedance 2Zo. Use B as the propagating constant on the line section. Assume external connections of characteristic impedance Zo for both networks. Verify the networks are reciprocal.
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- A 105MHz, 90 v peak signal is incident on a 50-ohm transmission line. The line is 125m long and is terminated in 300-ohm load. What is the SWR for this situation? Find the reflection coefficient.1. It is desired to match an 80 2 load to a 50 2 transmission line. Calculate: The value of a single resistor that can accomplish this over all frequencies. The values of two lossless (reactive) components that can accomplish this at a frequency of 400 MHz. The characteristic impedance of a quarter-wavelength transformer that can accomplish this at a given frequency.b) A 6052 characteristic impedance transmission line is fed by a DC source of 100V with an internal resistance of 4002. The line is 200m long and has a dielectric constant of 2.25. The load impedance is 12002. Calculate: i. The load reflection coefficient. ii. The source reflection coefficient. iii. What is the voltage at the source terminals just before AND just after 2us?
- 11.a. The total loss in a fiber link is 7.1 dB, the design margin is 1 dB, and the optical budget in the link is 10.4 dB. What's the remaining margin in this link?A. –2.3 dBB. 7.1 dBC. 9.4 dBD. 2.3 dB11.b. A fiber link has a polarization mode dispersion of 4.2 ps/√km. The fiber link is 5 km. What's the total polarization mode dispersion in this fiber?A. 1.9 psB. 9.4 psC. 0.84 psD. 21 psA lossless transmission line of electrical length l = 0.23A is terminated in a load impedance of Z, - (51 + j35) N. If Z = 96 N, find I and enter the angle in degrees. ZT = degreesA 702 high-frequency lossless line is used at a frequency where 2 = 80cm with a load of 140+j91 2 a. Calculate the reflection coefficient and the SWR b. Determine the distance to the first voltage minimum from the load c. Determine the distance to the first voltage maximum from the load d. Calculate the impedance at the point where maximum voltages occur
- 7- DC Chopper with output voltage of 120V and input voltage of 80V and output power of 240W. Assume lossless chopper. The average inductance current IL is * 2.6 A 3.0A 4.3A 8- taking into account obtained duty cycle from previous task, the needed : capacitor for realizing 1% ripples at frequency of 10kHz is? * ?? 55.56 uF O 13. 34 uF 92.44 uFA 3-phase,60 Hz, 300 km long transmission line holds 617.53 kV L 16.1o at the sending end and delivers the power to the load at 500 kV. The line leakage inductance is 0.97 mH/km/phase. What is the active power transferred to the load? What is the reactive power transferred to the load? What is the voltage regulation of the transmission line? Consider the line to be lossless.Simplified or ideal equivalent circuit representation of transmission line at RF consists of: a. R and C b. R, L, C and G c. Rand G d. Land C Characteristic impedance at RF frequencies is purely: a. conductive b. resistive c. inductive d. capacitive Radiation loss of a transmission line: a. independent of frequency b. increases with frequency c. decreases with frequency d. increases at some frequency range and then decreases with frequency
- Show that VSWR for a transmission line will have values between 1 and infinity.The input of a transmission line with Z. = 300 ohms is connected in parallel with the input of another transmission with 200-ohm characteristic impedance. Each line is terminated with a load that is equal to its characteristic impedance. The inputs of the two lines are connected to a third transmission line which supplies power to the first two lines. Find the Z of the third line such that there will be no reflected signal on the third line.1. On a lossless 500 coaxial transmission line with a shorted load: a. a voltage minimum will occur at the load. b. a current maximum will occur at the load. c. a voltage maximum will occur A/4 back from the load. d. the voltage and current are in phase. e. the voltage and current are 90⁰ out of phase. f. the standing wave moves toward the source.