1. Fundamentals of Microwave Communication (Hrs. 08; Marks 14)

1.1     Microwave Frequency Spectrum, Band Designations and Applications of Microwave in Various Fields

1.2     Comparison of Waveguide with Transmission Line

1.3     Types of Waveguides : Rectangular, Circular, Propagation of Waves in Rectangular Waveguides, Reflection of Waves from a Conducting Plane, Dominant Mode, The Parallel Plane Waveguide, Cut-off Wavelength, Cut-off Frequency, Group and Phase Velocity (Simple Numericals)

1.4     Rectangular Waveguide Modes : TE_{m, o} Modes, TE_{m, n} Modes, TM_{m, n} Modes, Field Patterns of TE₁₀, TE₂₀, TE₁₁ Modes

1.5     Circular Waveguide : Advantages, Disadvantages and Applications of Circular Waveguide

2. Microwave Passive Components (Hrs. 08; Marks 12)

2.1     Multiple Junctions : Working Principle and Applications of – E-Plane, H-plane, Magic Tee and Rat Race Ring

2.2     Ferrite Components : Isolator, Circulator and Gyrator

Accessories : Flanges, Rotating Coupling, Bends and Corners, Taper and Twist

2.3     Directional Couplers : Two-Hole Directional Coupler – Working Principle and Applications, Directivity, Coupling Factor and Isolation

2.4     Basic Microwave Antenna (Horn and Dish)

3. Microwave Active Components (Hrs. 16; Marks 20)

3.1     Microwave Tubes Classification Two Cavity, Reflex Klystron

(i) Construction,  (ii) Modulation,  (iii) Bunching process,  (iv) Principle of operation,

(v) Magnetron : Construction, Operating Principle and Applications

3.2     Slow Wave Devices : Helix TWT – Construction and Principle of Operation and Applications

3.3     Compare the Performance of Klystron, Magnetron and TWT

3.4     TED (Transferred Electron Devices) : Gunn Diode – Construction, Operating Principle, Modes and Application of Gunn Diode as an Oscillator. Avalanche Transient Time Device.

3.5     IMPATT Diode – Construction, Operation and Applications

3.6     PIN Diode : Construction, Operation and Applications

Esaki Diode or Tunnel Diode – V-I Characteristics, Equivalent Circuit, Application as an Oscillator and as an Amplifier

4. Radar Fundamentals (Hrs. 08; Marks 12)

4.1     Basic Block Diagram of Radar System

4.2     Radar Performance Factors : Radar Range, Equation, Factors influencing Maximum Range, Effect of Noise

4.3     Basic Pulse Radar System : Block Diagram and Description, Applications

4.4     Antenna Scanning (Types and Principle) : Horizontal, Vertical, Helical and Spiral

Antenna Tracking (Types and Principle) : Sequential, Conical and Monopulse

4.5     Antenna Feed Mechanism : Horn and Cassegrain Feed Antenna

5. Radar Systems                                                 (Hrs. 08; Marks 12)

5.1     Doppler Effect

5.2     CW Doppler Radar : Block Diagram, Operation and Applications. FMCW Radar : Block Diagram, Operation and Applications

5.3     MTI : Block Diagram, Operations, Concept of Blind Speed, Applications. Automatic Target Detection Radar

5.4     Display Methods : A-Scope, PPI Beacons

5.5     SONAR System : Working Principle and Applications