Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey.

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Presentation transcript:

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-1 Quarter-wave transmission line segment (open-ended).

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-2 Basic half-wave dipole antenna.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-3 Impedance along a half-wave antenna.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-4 Radiation patterns.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-5 Three-dimensional radiation pattern for a /2 dipole.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-6 Radiation resistance of antennas in free space plotted against length.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-7 Radiation resistance of half-wavelength antennas at various heights.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-8 (a) Current feed and (b) voltage feed.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure 14-9 Current feed with resonant line.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Feeding antennas with nonresonant lines.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Grounded monopole antenna.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Counterpoise (top view).

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Monopole antenna radiation patterns.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Monopole antenna with loading coil.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Top-loaded monopole antennas.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Elementary antenna array.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Yagi-Uda antenna.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Four-element collinear array.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Eight- element broadside array.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Phase-array antenna patterns. (From Henry Jaski, Ed., Antenna Engineering Handbook, 1961; courtesy of McGraw-Hill Book Company, New York.)

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Log-periodic dipole array.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Loop antenna.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Dipoles.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Slot antenna array.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Matching antenna to receiver.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure VSWR test.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Parabolic reflector.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Grid-dip meter test for a tuned circuit.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure SWR meter in line between the antenna and transmitter.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure Testing coaxial cable.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure An anechoic chamber. (Courtesy Mark Gibson c/o Mira.)

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure The Multisim circuit for modeling a 100-MHz half-wave dipole.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure The network analyzer view of the simulation of a 100-MHz half-wave dipole.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure The model of a single stub tuner using the Multisim stripline transmission-line elements.

Modern Electronic Communication 9th edition Jeffrey S. Beasley and Gary M. Miller Copyright ©2008 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. Figure The model screen for the stripline element.