Microwave Engineering

Front Cover
Technical Publications, 2009 - 381 pages
10 Reviews
Microwave Transmission Lines : Microwave spectrum and bands, Applications of microwaves. Rectangular Waveguides TE/TM mode analysis, Expressions for fields, Characteristic equation and cut-off frequencies, Filter characteristics, Dominant and degenerate modes, Sketches of TE and TM mode fields in the cross-section, Mode characteristics Phase and group velocities, Wavelengths and impedance relations; Power transmission and power losses in rectangular guide. Related problems.Circular Waveguides : Nature of fields, Characteristic equation, Dominant and degenerate modes. Impossibility of TEM mode. Microstrip lines Introduction, Z0 relations, Effective dielectric constant, Losses, Q factor. Cavity Resonators Introduction, Rectangular and cylindrical cavities, Dominant modes and resonant frequencies, Q factor and coupling coefficients. Related problems.Waveguide Components and Applications - I : Coupling mechanisms Probe, Loop, Aperture types. Waveguide discontinuities Waveguide irises, Tuning screws and posts, Matched Loads. Waveguide attenuators Resistive card, Rotary vane types; Waveguide phase shifters Dielectric, Rotary vane types. Waveguide multiport junctions E plane and H plane tees, Magic tee, Hybrid ring ; Directional couplers 2 Hole, Bethe hole types.Waveguide Components and Applications - II : Ferrites Composition and characteristics, Faraday rotation; Ferrite components Gyrator, Isolator, Circulator. Scattering matrix Significance, Formulation and properties. S matrix calculations for 2 port junction, E plane and H plane tees, Magic tee, Directional coupler, Circulator and isolator. Related problems.Microwave Tubes - I : Limitations and losses of conventional tubes at microwave frequencies. Microwave tubes O type and M type classifications. O-type tubes : 2 Cavity Klystrons Structure, Reentrant cavities, Velocity modulation process and applegate diagram, Bunching process and small signal theory Expressions for o/p power and efficiency. Reflex Klystrons Structure, Applegate diagram and principle of working, Mathematical theory of bunching, Power output, Efficiency, Electronic admittance; Oscillating modes and o/p characteristics, Electronic and mechanical tuning. Related problems.Helix TWTs: Significance, Types and characteristics of slow wave structures; Structure of TWT and amplification process (qualitative treatment), Suppression of oscillations, Nature of the four propagation constants, Gain considerations.M-type Tubes : Introduction, Cross-field effects, Magnetrons Different types, 8-Cavity cylindrical travelling wave Magnetron Hull cut-off and Hartree conditions, Modes of resonance and PI-Mode operation, Separation of PI-Mode, O/P characteristics.Microwave Solid State Devices : Introduction, Classification, Applications. TEDs Introduction, Gunn diode Principle, RWH theory, Characteristics, Basic modes of operation, Oscillation modes. Avalanche transit time devices Introduction, IMPATT and TRAPATT diodes Principle of operation and characteristics.Microwave Measurements : Description of microwave bench Different blocks and their features, Precautions; Microwave power measurement Bolometer method. Measurement of attenuation, Frequency, VSWR, Cavity Q. Impedance measurements.
 

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this book will give the more knowledge and more strength and theoretical and practical knowledge about the subject.and it is useful in your life
thanks for TECHNICAL PUBLICATIONS regarding publishing this types of books

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Contents

Chapter 1 Microwave Transmission Lines
1-1
Chapter
1-2
Chapter3 Waveguide Components and Applications I
3-1
Solved Examples 348
3-48
Chapter5 Microwave Tubes
5-1
Solved Examples 636
6-36
r 7 Microwave Solid State Devices
7-1
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