RF and Microwave Engineering Premium Lecture Notes, Prepared by lavanya. Specially for Electronics and Communication Engineering. Syllabus Covered based on Anna University B.E Electronics and Communication Engineering
CONTENT:
UNIT-1 (Pages: 28)
TWO PORT RF NETWORK
UNIT – 2 (Pages: 27)
RF TRANSISTOR AMPLIFIER DESIGN AND MATCHING NETWORKS
UNIT-3(Pages: 42)
MICROWAVE PASSIVE COMPONENT
UNIT-4 (Pages: 25)
MICROWAVE SEMICONDUCTOR DEVICE
UNIT-5 (Pages: 44)
MICROWAVE TUBES AND MEASUREMENTS
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UNIT-1
TWO PORT RF NETWORK
Introduction
Microwave network
Low frequency parameter
1. Impedence or z- parameter
2. Admittance or y parameter
3. Hybrid or H- parameter
4. ABCD parameter
High frequency parameter
Scattering matrix
Formulation of the S – parameter
Lossess of S parameter
Reflection loss
Return loss
Properties of [s] matrix
Phase shift property
Reciprocal network
Reciprocity theorem
Symmetrical reciprocal network
Lossless network
Unitary property of [s] matrix
Zero property of [s] matrix
Analysis of reciprocal network
Transmission matrix for a two port network
Introduction to RF component
1. Wire
2. Resistor
3. Capacitor
4. Inductor
Types of capacitor
1. Perfect capacitor
2. Practical capacitor
Application of RF
UNIT – 2
RF TRANSISTOR AMPLIFIER DESIGN AND MATCHING NETWORKS
Introduction
RF sources
Input power
Maximum power transfer
Transducer power gain
Additional power relations
Stability consideration
Stabilization methods
Impedance matching network
T and Pi Matching network
Microstrip line matching network
Discrete component to microstrip lines
Single stub matching network
UNIT-3
MICROWAVE PASSIVE COMPONENT
Microwave frequency wave
Advantages
Disadvantages
Application
1. Communication
2. Radio detection and ranging
3. Commercial and industrial application
4. Biomedical application
Microwave junction
Tee junction
Types
1. E-plan tee
2. H- plan tee
Difference arm
Unitary property
H-plane tee
Hybrid junction
Characteristics of magic tee
S matrix for magic tee
Application of magic tee
Hybrid rings
Waveguides corners, bends and twist
Directional coupler
Coupling factors
Directivity
Isolation
Types
Scattering matrix of a directional coupler
Ferrites
Properties of ferrites
Types
1. Gyrator
2. Isolator
3. Circulators
Four port circulator
Application
Faraday rotational isolators
Termination
UNIT-4
MICROWAVE SEMICONDUCTOR DEVICE
Introduction
Microwave solid device
1. Microwave transistor
2. FET
3. TED
4. Avalanche transit time
Microwave bipolar junction transistor
Principle of operation
Physical structure
Voltage current characteristics
Application
JFET
Principle of operation
MOSFET
Microwave tunnel diode
Advantages
Application
UNIT-5
MICROWAVE TUBES AND MEASUREMENTS
Multi cavity klystron
Velocity modulation process
Bunching process
Distance time plot
Characteristics of two cavity klystron amplifier
Application
Reflex klystron oscillator
Velocity modulation factor
Power output and efficiency
Equivalent circuit of a reflex klytron
Application
Travelling wave tube
Need
Types
Operation
Amplification process
Gain consideration
Wavelength measurement
Frequency measurement
Impedence measurement
Magnetron
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