Table of Contents
Basic Circuit Analysis and Simplification Techniques Voltage and Current laws (KVL/KCL).
Network analysis : Mesh, Super mesh, Node and super node analysis. Source transformation and source shifting. Network theorems : Superposition, Thevenin's, Norton's and Maximum Power Transfer Theorems, Millers Theorem and its dual.
Frequency Selective Networks
Significance of Quality factor. Series resonance : Impedance, Phase angle variations with frequency, Voltage and current variation with frequency, Bandwidth, Selectivity. Effect of Rg on BW and Selectivity. Magnification factor. Parallel resonance : Resonant frequency and admittance variation with frequency, Bandwidth and selectivity. General case: Resistance present in both branches. Comparison and applications of series and parallel resonant circuits. Twin T and Wein bridge networks as notch filters.
Filters and Attenuators
Classifications : Symmetrical and Asymmetrical networks. Properties of two port Network :
i) Symmetrical Networks (T and only). and a in terms of circuit components, open and short circuit parameters
ii) Asymmetrical Networks: Image impedance and Iterative impedance (L-Section only). Filters : Filter fundamentals, Constant K-LPF, HPF, BPF and BSF, m derived LPF and HPF, Terminating half sections, Concept of composite filters Attenuators : Introduction to neper and decibel, Relation between neper and decibel, Symmetrical T and type attenuators.
Laplace Transform and its Applications
Introduction to complex frequency, Definition of Laplace transform, Basic properties of Laplace transform, Inverse Laplace transform techniques, Laplace transform of basic R, L and C components, Transient response of simple electrical circuits such as RL and RC.
Two Port Network Parameters and Functions
Terminal characteristics of network : Z, Y, h, ABCD parameters; Reciprocity and symmetry conditions, Applications of the parameters. Network functions for one port and two port networks, Pole-zeros of network functions and network stability.
Unit VI : Transmission Line Theory
Types of transmission lines, Transmission line equation, Equivalent circuits, Primary and secondary line constants, Terminations of transmission lines, VSWR and reflection coefficient.
