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UNIT I FILTERS 9
The neper - the decibel - Characteristic impedance of Symmetrical Networks – Current
and voltage ratios - Propogation constant, - Properties of Symmetrical Networks - Filter
fundamentals – Pass and Stop bands. Behaviour of the Characteristic impedance.
Constant K Filters - Low pass, High pass band, pass band elimination filters - m -
derived sections – Filter circuit design – Filter performance – Crystal Filters.
UNIT II TRANSMISSION LINE PARAMETERS 9
A line of cascaded T sections - Transmission lines - General Solution, Physical
Significance of the equations, the infinite line, wavelength, velocity, propagation,
Distortion line, the telephone cable, Reflection on a line not terminated in Zo, Reflection
Coefficient, Open and short circuited lines, Insertion loss.
UNIT III THE LINE AT RADIO FREQUENCY 9
Parameters of open wire line and Coaxial cable at RF – Line constants for dissipation -
voltages and currents on the dissipation less line - standing waves – nodes - standing
wave ratio - input impedance of open and short circuited lines - power and impedance
measurement on lines – / 4 line, Impedance matching – single and double-stub
matching circle diagram, smith chart and its applications – Problem solving using Smith
UNIT IV GUIDED WAVES BETWEEN PARALLEL PLANES 9
Application of the restrictions to Maxwell’s equations – transmission of TM waves
between Parallel plans – Transmission of TE waves between Parallel planes.
Transmission of TEM waves between Parallel planes – Manner of wave travel.
Velocities of the waves – characteristic impedance - Attenuators
UNIT V WAVEGUIDES 9
Application of Maxwell’s equations to the rectangular waveguide. TM waves in
Rectangular guide. TE waves in Rectangular waveguide – Cylindrical waveguides. The
TEM wave in coaxial lines. Excitation of wave guides. Guide termination and resonant
L: 45, T: 15, TOTAL= 60 PERIODS
1. John D.Ryder, "Networks, lines and fields", Prentice Hall of India, 2nd Edition, 2006.
1. E.C.Jordan, K.G. Balmain: “E.M.Waves & Radiating Systems”, Pearson Education,
2. Joseph Edminister, Schaum’s Series, Electromegnetics, TMH, 2007.
3. G S N Raju, Electromagnetic Field Theory and Transmission Lines, Pearson