Two half wave dipole antennas, each with impedance of 75, are connected in parallel through a pair of transmission lines, and the combination is connected to a feed transmission line, as shown in Fig 2 39 (P2 23 (a)) All lines are 50 61527 61472 and lossless (a) Calculate Zin1, the input impedance of the antenna terminated line, at the parallel juncture (b) Combine Zin1 and Zin2 in parallel to obtain ZL , the effective load impedance of the feed line (c) Calculate Zin of the feed line

Question: Two half-wave dipole antennas, each with impedance of 75, are connected in parallel through a pair of transmission lines, and the combination is connected to

Two half-wave dipole antennas, each with impedance of 75, are connected in parallel through a pair of transmission lines, and the combination is connected to a feed transmission line, as shown in Fig. 2.39 (P2.23 (a)).
All lines are 50 and lossless.
(a) Calculate Zin1, the input impedance of the antenna-terminated line, at the parallel juncture.
(b) Combine Zin1 and Zin2 in parallel to obtain ZL , the effective load impedance of the feed line.
(c) Calculate Zin of the feed line.

Step by Step Solution

★★★★★

3.30 Rating (162 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a Zin Zo 50 ZL jZotan B ZojZ tan B1 75 j50tan22 02 3520 j862 2 ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

E-E-E-E (53).docx

120 KBs Word File

Students Have Also Explored These Related Electrical Engineering Questions!

Two resistors, A and B, are connected in parallel across a 6.0-V battery. The current through B is found to be 2.0 A. When the two resistors are connected in series to the 6.0-V battery, a voltmeter...

Two identical resistors (R) are connected in parallel and then wired in series to a 40- resistor. If the total equivalent resistance is 55-, what is the value of R?

Two identical capacitors are connected in parallel to an ac generator that has a frequency of 610 Hz and produces a voltage of 24 V. The current in the circuit is 0.16 A. What is the capacitance of...

A folded dipole ( whose length is l = 2 and spacing s between the two parallel length is much smaller than , s ) , acts as an impedance transformer with a turns ratio of 2 : 1 ; i . e . , its...

Published by CQ Press, an Imprint of SAGE Publications, Inc. www.cqresearcher.com Future of Cars Are Americans ready for self-driving vehicles? C ars that drive themselves, long a staple of science...

A transmitter - receiver telecommunication link is based on two half - wave dipole antennas: one ( transmitter ) is a 1 - cm - diameter copper rod with conductivity c = 5 . 8 x 1 0 7 S / m and the...

(a) Show that the Friis transmission equation can be written as (b) Two half-wave dipole antennas are operated at 100 MHz and separated by 1 km. If 80 W is transmitted by one, how much power is...

Both the output ports of the power splitter are terminated with identical half-wave dipole antennas, whose radiation efficiency is 0.79 and load impedance = 70 . Assume that the electromagnetic...

Signals are transmitted at a 1-m carrier wavelength between two identical half-wave dipole antennas spaced by 1 km. The antennas are oriented such that they are exactly parallel to each other. (a) If...

A 1 0 0 - MHz FM broadcast station uses a 3 0 0 - transmission line between the transmitter and a tower - mounted half - wave dipole antenna. The antenna impedance is 7 3 . You are asked to design a...

Suppose that Î» is not an eigenvalue of A. Show that the inhomogeneous system has a solution of the form u*(r) = eÎ»t w, where w is a constant vector. What is the general...

At a given instant of time the temperature distribution within an infinite homogeneous body is given by the function T(x, y, z) = x 2 2y 2 + z 2 xy + 2yz Assuming constant properties and no...

Question 1 5 Suppose that a company's president decides to develop a policy to increase the company's commitment to its employees and then develops a set of procedures to implement this policy. The...

Wolsey Industries Inc. expects to maintain the same inventories at the end of 2014 as at the beginning of the year. The total of all production costs for the year is therefore assumed to be equal to...

Foxx Corporation acquired all of Greenburg Company's outstanding stock on January 1, 2011, for $600,000 cash. Greenburg's accounting records showed net assets on that date of 5470,000, although...

In analyzing legal expense for the Boastman Bottle Company, Mary Little, CPA, observes that the company has paid legal fees to three different law firms during the current year. In accordance with...

Tastee Foods produces canned chicken a la king. The chicken a la king passes through three departments: (1) Mixing, (2) Retort (sterilization), and (3) Packing. In the Mixing Department, chicken and...

Polk Incorporated issued $200,000 of 13% bonds on July 1, 2013, for $206,801.60. The bonds were dated January 1, 2013, pay interest on each June 30 and December 31, are due December 31, 2017, and...

14. The following 16-bit hexadecimal numbers represent signed integers. Convert each to decimal. a. 4CD2 b. 8230

Assume that you have been given the following financial statement data (in $ millions) for KRJ Corporation. Note that all data are represented in absolute value terms and that not all of the...

The American Opportunity Credit is characterized by all of the following EXCEPT: It can be claimed only for the first four years of a post - secondary education The maximum annual credit amount is $...

{a} Find tom when it = 9. {b} Find tU_025 when 1:216. (cl Find 1030 when 1: =13. Click here to View:r age 1 of the table of critical values of the tdistributien. Click here to View:r age 2 of the...