CSVTU BE VI Semester ET&T Communication Hardware Design Syllabus

Chhattisgarh Swami Vivekanand Technical University, Bhilai

Semester : VI Branch: Electronics & Telecommunication

Subject: Communication Hardware Design

Total Theory Periods: 40 Total Tutorial Periods: 12

Total Marks in End Semester Examination: 80

Minimum number of Class tests to be conducted: Two

UNIT – I

AM Generation:

 

Methods of AM generation: Detailed Analysis of Class – C Tuned Amplifiers Linear

shunt plate modulation, Linear series plate modulation, Grid-bias modulation, cathode modulation

 

suppress grid modulation, screen grid modulation, collector modulation.

 

UNIT – II

AM Transmitters:

 

Classification of Radio transmitters, Carrier Frequency Requirements, Master

Oscillator, frequency Synthesizers, Harmonic Generators, Radio Broadcast Transmitters, Radio

 

Telephone Transmitters, Peak Limiters, Peak Clippers, Volume Compressors, VODAS, Privacy

 

Devices in Radio Telephony, Broad band Techniques, FDM and TDM Hierarchy, SSB Transmitters,

 

Suppression of Radiation from Radio Transmitters.

 

UNIT – III

AM Receivers:

 

Classification, Principle of AM Radio Receivers, TRF receivers; Practical TRF

Receivers, Super heterodyne Receivers, Characteristics of Ideal Receiving Aerials, Receiving, RF

 

Amplifier Stage, Image Signal Rejection, Receivers Noise, frequency Converter stage, Square LAW

 

and Generalized Conversion Theory’s, Frequency mixers, Tracking and Alignment of Receivers for

 

single dial Tuning, IF Amplifier, detector and AGC Circuits, Tone Compensated Volume Control,

 

Tuning Control, Band-Spread Tuning. Noise Limiter, AFC, Code Reception, SSB Receivers, Volume

 

Expanders, Diversity Reception- Space and Frequency Diversity MUSA System.

 

UNIT – IV

FM Transmitters and Receivers

 

: Classification: Capacitive and Reactance Tube Modulator,

Reactance Tube Modulators using RL Circuits, FETS and Transistors, distortion in Reactance Tube

 

Modulators, Reactance Tube FM Transmitters, Pre-emphasis and De-Emphasis Circuits; Frequency

 

Drift and Stabilization techniques, Push -pull reactance Tube Modulation, Armstrong transmitters.

 

Types of Limiters, Classification of FM Detectors -Slope Detector, Stagger Tuned Detector, Center

 

Tuned Discriminator, Design Requirements for Foster Seeley Discriminator, Ratio Detector

 

UNIT – V

TV Transmitters and Receivers:

 

Principles of TV: Aspect ratio, Persistence of vision and flicker,

vertical and horizontal resolution, scanning, Composite video signal, video and sound modulation,

 

Block diagram of TV transmitter and receiver (Monochrome)

 

Name of Text Book:

1. Radio Engineering , G.K. Mithal, Khanna Publishers,

2. Monochrome Television Engg, R.R. Gulati, New Age Intl. Publishers

Names of Reference Books:

1. Electronics Communication System, George Kennedy, McGraw Hill; ISE.

2. Principles of Carrier Communication, N.N. Biswas; Wiley Eastern

3. J. Smith, Modern Communication Circuits, McGraw Hill.

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