PRACTICE EXERCISE 11.1 A transmission line operating at 500 MHz has20-80 Ω, α Find the line...
1. The parameters of a certain transmission line operating at 6 x 10$ rad/s are L = 0.4uH/m, C = 40 pF/m, G= 80 mS/m, and R= 2 092/m. a) Find y, a, ß, 2, and Zo: b) If a voltage wave travels 20 m down the line, by what percentage is its amplitude reduced, and by how many degress is its phase shifted?
10.198 A lossless transmission line is 50 cm in length and operates at a frequency of 100 MHz. The line parameters are L-0.2 μ H/m and C = 80 pF/m. The line is terminated in a short circuit at z 0, and there is a load ZL = 50 + j 20 Ω across the line at location z--20 cm. What average power is delivered to ZL if the input voltage is 10020 V?
A distortionless line operating at 120 MHz has R = 20 Ω/m, L = 0.3 μH/m, and C =63 pF/m. a) Determine γ, u, Z0 b) How far will a voltage wave travel before it is reduced to 20% of its initial magnitude? c) How far will it travel to suffer a 45 ͦ phase shift?
A finitely long transmission line has f-100 MHz, R'-1 m Ω m, L,-1 μHm, C'-2 pF/m, and G'-o s. Calculate Zo and the propagation constant γ of the . line. Assume 30 w is flowing down the line at z-0. How much power is flowing at z = 3 m? (we will do this part on Next class) Remember: Rave (z) = Vol2 e-2 z cos(ez ) (W). what is Zo y, the phase velocity Up wavelength λ and period...
A 75 Ω lossless transmission line is terminated into a load 100 +j150 Ω. For this line, find: i. Reflection coefficient; ii. An antenna receiving a signal of 500 MHz has the following specifications: input power Prad 3.25 kw; effective area of antenna Aeff 3.5 m2; total efficiency of antenna,-42%; radiation efficiency of antenna ecd-65%; tilt angle of the received signal ψ = 35°. Determine Voltage standing voltage ratio; b. i. Gain of the antenna (in dB) ii. Maximum radiation...