Thursday, January 8, 2009

Electronics And Telecommunication System - Detailed Syllabus

Electronics And Telecommunication System is one of the subjects of Semester 2 of B.Sc.-IT and following is the detailed syllabus for the subject :

Electronics :
Concept of Conductor, Semiconductor, Insulator.
Semiconductor Diode, Forwardbias, Reverse Bias, Application of Diode as Rectifier, Introduction to Transistor (BJT,FET), PNP, NPN Transistors their Characteristic.
Introduction to Network Theorems:- KVL,KCL, Superposition, Theremins, Nortons.
DC Biasing: - Fixed Bias, Emitter Stabilized bias,Voltage- Divider Bias (including problems). Concept of Q-point. Application ofTransistor as Switch.
AC analysis of BJT Transistor using re model (including problems on Av, Ai, Zi, Zo),Application of BJT as single stage Amplifier, Frequency response of single stageAmplifier.
Multistage Amplifiers:- (Basics concepts) RC coupled, cascade, Darlington pair, DCamplifiers,Concept of Feedback:- Negative Feedback and its advantage in Amplification,Positive Feedback :- Oscillators, Comparison between Oscillator and Amplifier, RCPhase Shift Oscillator, LC Oscillator.Switching Circuits Multivibrators : - Monostable using IC 555 and Actable using IC555 (including problems),Voltage Regulators: Need of Voltage regulation, Zener diode basics (includingproblems on Zener diode), Series Voltage Regulation, Shunt Voltage Regulation,Power Amplifiers: - Class A, B, AB.
Design of Single stage Amplifier using BJT.
Telecommunication Introduction:- Need for modulation system, Concept of Modulation.AM :- Definition of AM, Modulation index, Power relation in AM, Generation andDemodulation of AM.SSB:- Power requirement in comparison with AM, Advantages of SSB over AM,Concept of Balanced Modulator, Generation of SSB, Pilot Carrier System,Independent Side System, Vestigial Sideband Transmission.
FM: - Definition of FM, Bandwidth, Noise triangle, Per-emphasis and De- emphasis.
PM: - Definition of PM. Difference between AM and FM. Radio receivers.
PulseModulation:- Sampling Theorem, PAM, PTM, PWM, PPM, pulse code modulation,Quantization noise, commanding, PCM system, differential PCM, Delta modulation.
Multiplexing: - FDM/TDM.
Television:- Scanning, Composite Video signal, TelevisionTransmitter, television receiver.
Introduction to Digital Communication: PSK, ASK, FSK.Introduction to fiber optics system:- Propagation of light in optical fiber; ray model .
Types of fiber : Single mode, steps index. Graded index.
Signal distortion:attenuation, dispersion.
Optical sources: LED, LASERS.
Optical Detectors and opticslinks.
Link Budget.


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