EEC65EELECTRONİAGNETIC THEORY, Appt. Q7) A 50-Ω slotted line that is 40 cm long is inserted in a ...
Note that there is a second valid solution. Problem #2) When an air-filled, slotted-line is terminated with a "short-circuit", voltage minima are measured at positions of 10cm and 25cm on the line. When an unknown load" is connected to the line, the VSWR on the line is 2.4, and voltage minima are detected at 16cm and 31cm. Determine the impedance value of the load in rectangular form), the reflection coefficient of the load (in polar form), and the frequency of...
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...
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...
A radio transmitter is connected to an antenna having impedance 8 + j40 Ω with a 50 coaxial cable. If the transmitter can deliver 30 W to the load, how much power is delivered to the antenna? a. (10 Marks) b. Alossless 50 ohms transmission line is connected to unknown load impedance. Voltage measurements along the line reveal that the maximum and minimum voltage values are (1)volts and (V2 - 1)volts respectively. The distance at which maximum voltage is observed...
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?
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)...
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...
A lossless transmission line Z0 = 75 Ω is 10 cm long (f = 800 MHz, vp = 0.77c). If the input impedance is Zin = j60 Ω (a) Find ZL (using the Smith Chart) (b) What length of a short-circuit transmission line would be needed to replace ZL?
elementR,-150 Ω is inserted in-between two lossless TEM A series lumped resisive in the figure below. The characteristic impedance of the first 2. ransm ol 100 Ω and the phase velocity is the speed of light (up transmission line (Tx-Line 1) SCctie impedance of the second transmission line (Tx-Line 2) section c = 3 x 108 m/s). The character ond transmission line is terminated to the right so that there is no ission line sections as shown C3 x 10...
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....